which function represents g(x) , a reflection of f(x)= 2/5 (10) x across the x-axis ?

Which Function Represents G(x) , A Reflection Of F(x)= 2/5 (10) X Across The X-axis ?

Answers

Answer 1

Answer: The correct option is  A.

Explanation:

The given function is,

[tex]f(x)=\frac{2}{5}(10)^x[/tex]

If a function is reflect across the x-axis, then the x-coordinate remains the same but the sign of y coordinate change.

[tex](x,y)\rightarrow(x,-y)[/tex]

[tex]g(x)=-f(x)[/tex]

[tex]g(x)=-\frac{2}{5}(10)^x[/tex]

The graph of f(x) and g(x) in shown in below figure.

Therefore option A is correct.


Which Function Represents G(x) , A Reflection Of F(x)= 2/5 (10) X Across The X-axis ?

Related Questions

Patrick has a 600-meter skin of your used to before 8.9 minutes of yarn to make a hat does he have enough yarn left to make a scarf that use 350 4.0 thing Renaissance explain

Answers

Final answer:

To determine if Patrick has enough yarn left to make a scarf, subtract the amount of yarn used for the hat from the total amount of yarn, and then compare it with the amount needed for the scarf.

Explanation:

In this question, we are given that Patrick has a 600-meter spool of yarn. He used 8.9 minutes of yarn to make a hat. We need to determine if he has enough yarn left to make a scarf that uses 350 meters of yarn.

To solve this problem, we need to subtract the amount of yarn used for the hat from the total amount of yarn, and then compare it with the amount needed for the scarf.

Let's calculate:

Amount of yarn used for the hat: 8.9 minutesAmount of yarn left: 600 - 8.9 = 591.1 metersAmount of yarn needed for the scarf: 350 meters

Since the amount of yarn left (591.1 meters) is greater than the amount needed for the scarf (350 meters), Patrick has enough yarn left to make the scarf.

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One die is rolled 3 times, what is the chance of getting all 4's?

Answers

6^3. 216. When using chance, take the possible outcomes(six for a die) and raise it to the power of the number of repetitions.

The chances of getting 4 when a die is rolled three times will be 216.

What is the combination?

A combination in mathematics is a choice made from a group of separate elements where the order of the selection is irrelevant.

Given that a die is rolled 3 times. The chances of getting 4's will be calculated as:-

In a die, there are 6 numbers from 1 to 6. At one time only one number will come. the combination will be

Combination = 6 x 6 x 6

Combination = 216

Therefore, the chances of getting 4 when a die is rolled three times will be 216.

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If 6 chocolate cost $0.93 how much do 22 cost

Answers

$3.41 $.93 / 6 = .155. then multiply .155 by 22 = $3.41

The basal energy rate is the daily amount of energy (measured in calories) needed by the body at rest to maintain body temperature and the basic life processes of respiration, cell metabolism, circulation, and glandular activity. As you may suspect, the basal energy rate differs for individuals, depending on their gender, age, height, and weight. The formula for the basal energy rate for men is 4072-01-02-03-00_files/i0270000.jpg, where B is the basal energy rate (in calories), W is the weight (in kilograms), H is the height (in centimeters), and A is the age (in years). A male patient is 70 years old, weighs 55 kilograms, and is 172 centimeters tall. A total daily caloric intake of 1000 calories is prescribed for him. Determine if his caloric intake is sufficient for his needs and explain why or why not.

Answers

B = 655.096 + 9.563W + 1.85H - 4.676A W = 55 A = 70 H = 172 now we sub B = 655.096 + 9.563(55) + 1.85(172) - 4.676(70) B = 655.096 + 525.965 + 318.2 - 327.32 B = 1499.261 - 327.32 B = 1171.941 1171.941 - 1000 = 171.941 rounds to 172 answer is B. 1000 calories is not sufficient, it is 172 calories short

What is the x and y intercept of the line -7/5x-4y=7

Answers

-7/5x-4y=7
-7/5x-7=4y
-7/20-7/4=y

Thus -7/20 is the slope because it's the coefficient and -7/4 is the y-int because it's the constant.

Jenny Spent $200 at a gift shop. She bought 3 rings for $21 each and spent the rest on 4 equally priced bracelets. How much does each bracelet cost?

Answers

Each of the other items are $34.25
She spent $21 for each ring, multiply that by 3, which is 63. So now we have $137 left. So, it's an uneven number, so it is likely to have $xx.25 as an answer. Can you pull up answer choices? I could see if we have a reasonable answer.

What two lines are parallel i 5y 3x 5 ii 5y=2x-5y 5y=4+3x 5y-3x=-1?

Answers

5y=3x+5 and 5y=4+3x are parallel

Suppose that 4 fair dice are rolled.let m be the minimum of 4 numbers rolled.what are the possible values of m

Answers

A dice has 6 sides which mean it as value range from 1 to 6. In this case, there are 4 dice. If you roll them all, the possible range of value should be: 4 - 24.
In this case, the total value of 4 is the minimum so that means them possibilities should be 100%

If the question asks about the possible way of all dice show at least 4 number, then the answer is: 3^4−2^4= 81 * 16= 1296

what is the domain function of this table?

X Y

3 4
4 4
5 2
6 5

A) {2,4,5}
B) (3,4)
C) {3,4,5,6}
D) (3,4)(4,4)(5,2)(6,5)

Answers

C) {3,4,5,6}


The domain will always be your X value, while the range will always be the Y value.


Hope this helps!

The domain function of this table is C) {3,4,5,6}. Option c is the correct answer.

The domain of a function is the set of all possible input values. In this case, the input values are the X-values in the table.

The X-values in the table are 3, 4, 5, and 6. Therefore, the domain of the function is {3, 4, 5, 6}.

So the answer is (C).

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what is the value of f (x) = 1/2 x + 5 when x=4

Answers

Replace all values of x as 4

f(4)=1/2(4)+5
f(4)=4/2+5
f(4)=2+5
f(4)=7

Hope I helped :)
(1/2)(4) + 5
2 + 5
7
f(x) = 7

Every square is a rectangle.
always
never
sometimes


Winnie Pooh Boo Boo
Needs help
:P XD
YEEET im so hyper right know

Answers

Every square is a rectangle. Always

A rectangle is any four-sided with four right angles and opposite sides are equal.
Squares has four right angles, so square is a special type of rectangle with all sides equal.

Answer:

Always! I mean that is easy...

Step-by-step explanation:

How many ways are there to choose a dozen donuts from 21 varieties?

Answers

There are 225,792,840 ways if you can pick the same variety more than once. If you cannot pick more than one variety, then 293,930 is your answer.

What is the quotient?

158÷(−135)

Enter your answer as a mixed number, in simplified form, in the box.

Answers

Answer:

the answer is -1 1/64

Step-by-step explanation:

i have k12

Answer:

got 80 percent cuz i missed this :l

Step-by-step explanation:

15 3/4 is the right  hope it help

Geometry help please, 4 questions.

Attachment 2 and 3 go together.

Are my guesses on 4 and five correct?

Thank you!!

Answers

1)
3. AB=BD, BD=CE -> AB=CE
4. CE=AC
5. Transitive Property of Congruence (AB=CE, CE=AC -> AB=AC)
6. Definition of isosceles triangle

2) ABCD is a parallelogram: given
AD is parallel to BC: definition of parallelogram
<3=<2: given
(<1=<3, <3=<2) -> <1=<2: transitive property of congruence
DC biscects ADE: definition of biscect

3) lines parallel->lines do not intersect
lines do not intersect
conc: lines are parallel

not valid, because the conclusion does not follow from the premise
you would need another premise stating "if they do not intersect then they are parallel" or a premise stating that both directions of inference are allowed

simple alternative example so you can understand it better
the sun is round, so it can't be a cube
you look at something different than a cube
conclusion: you are staring at the sun
obviously this can't be always true as there are many other "not-cube" things and the sun is not the only possibility
while you may actually look at the sun it doesn't follow from the premise similar to the line example

4) is the same as 3) not valid, because the conclusion does not follow from the premise

Syllogism would be (a -> b, b -> c) -> (a->c)
a=you like a person
b=you know their birthday
c=you will party with them

if you like the person, you know their birthday and if you know their birthday, you will party with them
or in short: if you like a person, you will party with them

Syllogism is essentially removing an intermediary inference step

A bracelet was marked up $50 from cost, which amounts to a 20% increase. Find the original cost of the bracelet.

Answers

42 dollars I hope this can help you

Easy points!!! Correct answer gets brainliest. :)

Answers

Hello!

The correct answer is C. 2.5 To figure this out, we can multiply each answer choice by x, or (4, 8, 12).

Hope this helps! ☺♥


I'll vouch for quiverer and tell you to give him the brainliest!!!

Choose the graph of the function f(x) =1/2 x - 2. Click on the graph until the correct graph appears.

Answers

Answer with explanation:

The given function is

     [tex]y=\frac{x}{2}-2[/tex]

→2 y = x-4

→x -2 y -4=0

The function represents Linear function.

To plot the linear function on x y plane, we will write function in the form of slope intercept form, which is as follows

       [tex]\frac{x}{a}+\frac{y}{b}=1\\\\\frac{x}{4}+\frac{y}{-2}=1[/tex]

So, the graph will cut X axis at , (4,0) and (0, -2).

To draw a unique line we need two points . The unique line will pass through (4,0) and (0, -2).

Lisa can run a mile in 7 minutes. at that rate of speed how long would it take her to run 2 kilometers

Answers

Final answer:

It would take Lisa approximately 8.669 minutes to run 2 kilometers at her rate of speed.

Explanation:

To find out how long it would take Lisa to run 2 kilometers, we need to convert the distance she can run in a mile to kilometers. Since there are 1.60934 kilometers in a mile, we multiply the time it takes her to run a mile (7 minutes) by the conversion factor (1.60934 kilometers/mile). This gives us the time it would take her to run 1.60934 kilometers. To find the time it would take her to run 2 kilometers, we can set up a proportion:

1.60934 kilometers / 7 minutes = 2 kilometers / x minutesCross-multiply: 1.60934 * x = 7 * 2Divide both sides by 1.60934: x = 7 * 2 / 1.60934

Calculating this gives us x ≈ 8.669 minutes. Therefore, it would take Lisa approximately 8.669 minutes to run 2 kilometers at her rate of speed.

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8. Evaluate the following expression for the given value.
-3x^2-4x+4 for x=-2
A) 0



B) 4



C) 12



D) 20

Answers

The answer is A.
-3(-2)^2-4(-2)+4=0

can someone graph this equation? 3x-10=21+3x

Answers

3x - 10 = 21 + 3x
3x - 3x = 21 + 10
0 = 31 (incorrect)
this equation has no solutions because ur 2 lines are parallel

breaking this down...u have 2 lines
y = 3x - 10 and y = 3x + 21

u can go to desmos (an online graphing calculator) to graph

jacquie hired a contractor to install a tile floor in her laundry room which measures 10.5 feet by 8 feet. the contractor informed her that the tiles cost $4.75 a square foot, he would charge $22 per hour, and it would take him 7.5 hours to complete the job. when the job was done, jacquie received a bill in the amount of $659.12 from the contractor which included an 8% sales tax. is the amount on the bill correct?

Answers

There are 3 types of cost for this problem: the cost for the area covered by the tiles, cost for hourly labor and the sales tax.

Cost of Area = (10.5 ft)(8 ft)($4.75) = $399
Cost of Hourly Labor = ($22/h)(7.5 h) = $165
Sum = $399 + $165 = $564
Cost of tax = $564(0.08) = $45.12

Total Cost = $564 + $45.12 = $609.12

So, the amount of the bill is incorrect.

Solve the below system of equations using the best method. Please describe the method used [substitution, graphing, elimination, etc], and give your answer in the form (x,y).

y = 2x + 3
y = -x - 5

Answers

Since both equations are solved for y, use substitution.

y = 2x + 3
y = -x - 5

2x + 3 = -x - 5

3x + 3 = -5

3x = -8

x = -8/3

Now substitute -8/3 in for x in the original first equation, and solve for y.

y = 2x + 3

y = 2(-8/3) + 3

y = -16/3 + 9/3

y = -7/3

Solution: (-8/3, -7/3)

I NEED HELP ASAP WILL GIVE 50 POINTS!!!




This diagram shows a pre-image
△ABC, and its image, A′′B′′C′′, after a series of transformations.
Select from the drop-down menus to correctly complete the statements.

Answers

△ABC is rotated 180 degrees about the origin to become △A'B'C'. Then △A'B'C' is translated 3 units down to become △A"B"C". Because the transformations are both rigid, the pre-image and image are congruent.

In Euclidean Geometry, the mapping rule for the rotation of a geometric figure about the origin by 180° in a clockwise or counterclockwise direction can be modeled by the following mathematical expression:

(x, y)                      →            (-x, -y)

Point A (1, -1)       →        Point A' (-1, 1)

Point B (4, -2)       →       Point B' (-4, 2)

Point C (7, 2)       →       Point C' (-7, -2)

Next, we would apply a translation 3 units down to the new figure (△A'B'C'), in order to determine the coordinates of its image as follows;

(x, y)                →                  (x, y - 3)

A' (-1, 1)          →    (-1, 1 - 3) = A" (-1, -2).

B' (-4, 2)          →    (-4, 2 - 3) = B" (-4, -1).

C' (-7, -2)          →    (-7, -2 - 3) = C" (-7, -5).

Therefore, the resulting figure must be located in the third quadrant as illustrated in the diagram shown above.

Translate this equation into a real life situation. 4m = -8

Answers

Suppose 4 members (m) of a family are splitting an 8 dollar bill. How much money will each member lose if they split the bill evenly?

Ethan buys a video game on sale. If the video game usually costs $39.99, and it was on sale for 20% off, how much did Ethan pay?

Answers

Ethan paid $31.99 for the video game on sale.

How to calculate the discount?

To calculate the discount that Ethan obtained in the price of his video game, we do the following operations:

We divide the total price by one hundred and multiply the result by the discount, in this case 20.

$39,99 ÷ 100 = $0,3999$0,3999 × 20 = $7,998

Subsequently, we subtract the result of the previous operation (value of the discount) from the total value of the video game.

$39,99 - $7,998 = $31,992

According to the above, the value that Ethan paid for the video game was $31,992

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Answer: $31.99

Step-by-step explanation:

$39,99 ÷ 100 = $0,3999

$0,3999 × 20 = $7,998

$39,99 - $7,998 = $31,992

based off of the graph which of the following statements are true. select all that apply

Answers

The correct options are A, D, and G.

Correct statements about the graph are:

A. It has a minimum.

D. Vertex at (-1, -9).

G. Y-intercept at (0, -8).

To determine the truth of the statements given about the graph, we will analyze the graph step by step:

1. **Identify the Vertex**: The vertex of a parabola is the highest or lowest point of the graph, depending on whether it opens upwards or downwards. This graph opens upwards, so the vertex will be the minimum point.

2. **Find the Vertex**: We need to locate the vertex on the graph by looking for the point where the graph changes direction.

3. **Check for Maximum or Minimum**: Since this parabola opens upwards, it will have a minimum point but not a maximum.

4. **Determine the Zeros**: Zeros are the points where the graph crosses the x-axis. These are also known as the roots or solutions of the quadratic function when set to zero.

5. **Locate the Y-Intercept**: The y-intercept is the point where the graph crosses the y-axis.

6. **Examine the Solutions**: The solutions of the quadratic function are the x-coordinates of the zeros of the function.

7. **Assess the Y-Intercept**: We will find the y-coordinate of the point where the graph intersects the y-axis.

Now, let's examine the graph based on these steps:

A. **The graph has a minimum** - True. The parabola opens upwards, which means it has a minimum point where the vertex is located.

B. **The graph has a maximum** - False. Since the graph opens upwards, it does not have a maximum point; the vertex represents a minimum.

C. **The graph has zeros of -4 and 2** - False. The zeros of the graph (where it crosses the x-axis) appear to be different from -4 and 2, as the graph does not touch the x-axis at these points.

D. **The vertex is located at (-1,-9)** - True. By looking at the graph, it appears that the vertex, which is the minimum point, is indeed at the point (-1,-9).

E. **The graph has y-intercepts at (-4,0) and (2,0)** - False. A graph can only have one y-intercept, which is where it crosses the y-axis. The points given are actually x-intercepts or zeros of the function.

F. **The solution of the quadratic function represented by the graph is (-1,-9)** - False. The solution to a quadratic function is typically the x-values where the function crosses the x-axis (the zeros). The vertex is not the solution to the function; it is simply the minimum or maximum point.

G. **The y-intercept of the graph is (0,-8)** - True. The y-intercept is where the graph crosses the y-axis, which appears to be at (0,-8) according to the graph.

Hence, the correct statements are A, D, and G. The graph has a minimum at the vertex (-1, -9) and a y-intercept at (0, -8). It does not have a maximum, and the zeros are not at -4 and 2 as stated in option C. The solutions to the quadratic function would be the x-values of the zeros, not the vertex coordinates.

The complete question is here:

Which of the following statements are true about the graph? Check all that apply.

(GRAPH IS GIVEN BELOW)

A. The graph has a minimum.

B. The graph has a maximum.

C. The graph has zeros of -4 and 2 .

D. The vertex is located at (-1,-9).

E. The graph has y-intercepts at (-4,0) and (2,0).

F. The solution of the quadratic function represented by the graph is (-1,-9).

G. They-intercept of the graph is (0,-8).

The statements that are true from the graph are:

A. The graph has a minimum. D. The vertex is located at (-1,-9). G. The y-intercept of the graph is (0,-8).

Why are the statements true ?

There is a vertex on the graph, which implies that there is either a minimum or maximum point. In this case, since the vertex is shown, it indicates a minimum point on the graph.

The vertex of a quadratic function in the form y = ax ² + bx + c is given by the coordinates (-b / 2a, f(-b/2a)), where a, b, and c are coefficients of the quadratic equation.

The y-intercept is the point where the graph crosses the y-axis, and it occurs when x = 0. This is shown to be the point ( 0, - 8 ).

The full question is:
Based off of the graph which of the following statements are true. select all that apply

A. The graph has a minimum.

B. The graph has a maximum.

C. The graph has zeros of -4 and 2 .

D. The vertex is located at (-1,-9).

E. The graph has y-intercepts at (-4,0) and (2,0).

F. The solution of the quadratic function represented by the graph is (-1,-9).

G. They-intercept of the graph is (0,-8).

during the 2009-2010 basketball season, the number of points scored in each game by the boston celtics was approximately normally distributed with a mean of 99.2 points and a standard deviation of 10.5 pthe mean number of points scored by los angeles lakers was 101.7. in what proportion of their games did the celtics score more than the lakers' mean score?

Answers

To solve this problem, we use the z statistic.  The z formula is:

z = (x – u) / s

where x is lakers score = 101.7, u is Celtics score = 99.2, s is standard dev = 10.5

z = (101.7 – 99.2) / 10.5 = 0.24

 

using the normal distribution table at z = 0.24, the P value is:

P (z = 0.24) = 0.5984 = 59.84% 

Please answer as soon as possible.

Eric downloads a coupon for 10% off. He bought a camera for 95 dollars and an extra battery for 15.99 dollars.

a: what is the total cost if the coupon is applied to the digital camera

b: What is the total cost if the coupon is applied to the extra battery

c: To witch item should Eric apply the discount? explain

d: Eric has to pay 8% sales tax after the coupon is applied. How much is his total bill?

Answers

A: $101.49
B: $109.39
C: He should apply the discount on the digital camera because it saves him more money.

Is the coupon being applied to the overall price or on a specific item?

Suppose you have a ​$8-off coupon at a fabric store. You buy fabric that costs ​$7.50 per yard. Write an equation that models the total amount of money y you pay if you buy x yards of fabric. What is the graph of the​ equation?

Answers

The equation would be y = 7.50x - 8.
The graph would be an increasing straight line.

I don’t understand part B. Can someone please help me?!

Picture included

Answers

What we want to do here is make it long division. x²+2x+8 on the left, and [tex] x^{4][/tex]+x³+7x²-6x+8 on the right, as will be shown


            x²
             ________________________________________
x²+2x+8| [tex] x^{4}[/tex]+x³+7x²-6x+8


We start off by dividing [tex] x^{4][/tex] by x², which is x². After that, we put x² at the top and subtract (x²+2x+8)*(x²) from the whole equation, which looks like 

                 x²
             ________________________________________
x²+2x+8| [tex] x^{4}[/tex]+x³+7x²-6x+8
             - ([tex] x^{4}[/tex]+2x³+8x²)
               _____________________
                               -x³-x²-6x+8. Continue this pattern until you can't (the next step would be dividing (-x³ by x²) and you should have your answer! Good luck, and feel free to ask any questions as necessary!
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