What is 300 in scientific notation

Answers

Answer 1
Hey there

The answer would most likely be: [tex]3 [/tex] × [tex]10^2[/tex]

Because, [tex]10^2 = 100 [/tex] and the problem becomes: [tex]3 [/tex] × [tex]100 [/tex] ← that gives you [tex]300 [/tex]

Good luck on your assignment and enjoy your day!

~[tex]MeIsKaitlyn:)[/tex]


Related Questions

You make a large bowl of salad to share with your friends. Your brother eats 1/3 of it before they come over

Answers

Assume that the original amount of salad you made is "m".
Now, your brother ate 1/3 of the original amount.

This means that:
The amount left to be divided among your friends = m - (1/3) m = (2/3) m

Now, we need to divide this amount among the six friends of yours, therefore:
the amount that each friend gets can be calculated by dividing the (2/3) m which is the left portion of the salad by the number of friends as follows:
each friend receives = [(2/3) m] / 6 = (1/9) m

The diagonals of rhombus fghj intersect at point k. if side gh is equal to 3x - 10 and side jh is equal to 6x - 19, find x

Answers

A rhombus is a square but turned so it looks like a diamond. This means all the sides are equal. With this information we can build an equation to solve for x.

3x - 10 = 6x - 19

1) Subtract 3x from both sides.

-10 = 3x - 19

2) Add 19 to both sides.

9 = 3x

3) Divide both sides by 3.

3 = x

x =3.

Nick’s house is 4.28 miles from school. if nick’s average stride length is 3.1 feet, how many strides will it take him to walk to school?

Answers

7,289.80647 strides to walk 4.28 miles from school.

What is the area of a rectangle with vertices at (−3, −1) , (1, 3) , (3, 1) , and (−1, −3) ?

Enter your answer in the box. Do not round any side lengths.

___ units²

Answers

16 First, determine the lengths of each side by using the Pythagorean theorem. Distance between (-3,-1) and (1,3) sqrt((-3 - 1)^2 + (-1 -3)^2) = sqrt(-4^2 + -4^2) = sqrt(16 + 16) = sqrt(32) = 4sqrt(2) Do the same thing to determine the distances between the other vertexes Distance (1,3) to (3,1) = 2sqrt(2) Distance (3,1) to (-1,-3) = 4sqrt(2) Distance (-1,-3) to (-3,-1) = 2sqrt(2) We now know that the rectangle has a length of 4sqrt(2) and a height of 2sqrt(2). Since the area is simply the product of those two values, we get: 4sqrt(2) * 2sqrt(2) = 4 * 2 * sqrt(2)*sqrt(2) = 4 * 2 * 2 = 16.

Help me with the first one please

Answers

D- 2x-1
plug in a number for x and you'll see

determine if x+2 is a factor of p(x) = x4 + 3x3 +4x2 -8

Answers

Hello,

Yes it is.

p(-2)=(-2)^4+3*(-2)^3+4*(-2)^2-8
=16-24+16-8=0

p(x)=(x+2)(x^3+x^2+2x-4)

what type of triangle has two angles at 70 degrees and one at 40 degrees

Answers

Isoceles Triangle.

By TWL

Set up a proportion and use cross multiplication to solve. 100 is 250% of?

Answers

100/x =250/100
100 * 100 / 250 =x
X= 40

Answer:

[tex]40[/tex]  

Step-by-step explanation:

Let

x-------> the number

[tex]\frac{x}{100\%}=\frac{100}{250\%}[/tex]

[tex]x*250\%=100*100\%\\ \\x=10,000/250\\ \\x= 40[/tex]

A rectangular park, with dimensions of 1500ft x 2000ft has a diagonal walking path that goes from corner to corner. How long is the walking path?

Answers

it'd 2500 ft hope this helps

Introduction to addition or subtraction of fractions with different denominator 3/5+1/3

Answers

You must find the same denominator by finding the closest common factor of both.
In this case it would be 15 because both 5 and 3 go into 15.
You then have to multiply the numerator by the number you multiplied to get the denominator.
So you multiply
Nevermind just look at the pic.

HELP PLS ASAP
Al gets paid semimonthly. His gross pay for each pay period is $750. He has 18% withheld for taxes and 4% withheld for personal deductions. What is the amount of his annual net pay?
A. $7,200
B. $14,040
C. $15,300
D. $15,600
Please explain your answer THANKS

Answers

He is paid twice a month, so his monthly gross pay is 750*2=1500 dollars
monthly taxes: 18% of 1500= 270
personal deduction: 4% of 1500=60
Subtract the amount of taxes and deduction from monthly gross pay, you get the monthly net pay: 1500-270-60=1170
annual net pay: 1170*12=14040
The answer is B
750 x .18 = 135
750 x .04 - 30
750 - 135 - 30 = 585
585 x 24 payments = 14040.00

the square root of a number is -18. what is the other square root?

Answers

+18. A square root always has two answers, a positive and a negative 






Which transformations will produce similar, but not congruent, figures?

Triangle PQR is reflected across the x-axis and then rotated 90° clockwise to form triangle P"Q"R" .

​ Triangle PQR ​ is reflected across the y-axis and then dilated by a scale factor of 6 to form ​ triangle P"Q"R" ​ .

​ Triangle PQR ​ is rotated 180° counterclockwise and then translated 11 units left to form ​ triangle P"Q"R" ​ .

​ Triangle PQR ​ is rotated 90° clockwise and then reflected across the y-axis to form ​ triangle P"Q"R" ​ .

Answers

its B i took the test its right

Round ​$0.6848 to the nearest cent.

Answers

$0.68. When you round a number when it comes to decimals, you need to round to the nearest 100ths place. 

A circle with center (3,5) intersects the y-axis are(0,1). find the radius of the circle, find the coordinates of the other point of intersection with the y-axis. what are the coordinates of the point of intersection of the circle and the x-axis

Answers

I would use the distance formula to solve this problem:

Distance formula: [tex] \sqrt{( x_{2} - x_{1} )^2 + ( y_{2}- y_{1})^2 } [/tex]

(x1,y1) = (3,5)
(x2,y2)= (0,1)


Plug in points to find radius:
r=[tex] \sqrt{( x_{2} - x_{1} )^2 + ( y_{2}- y_{1})^2 } [/tex]
r=[tex] \sqrt{( 0 - x_{1} )^2 + ( 1- y_{1})^2 } [/tex]
r=[tex] \sqrt{( 0 - 3 )^2 + ( 1- 5)^2 } [/tex]
r=[tex] \sqrt{( - 3 )^2 + ( - 4)^2 } [/tex]
r=[tex] \sqrt{(9 + 16 )} [/tex]
r=[tex] \sqrt{(25)} [/tex]
r= 5 units


To find the other point on the circle that crosses the y-axis change the sign of y2.

(x1,y1) = (3,5)
(x2,y2) = (0,-1)





The coordinates of the other point of intersection with the y-axis will be (0, 9). And the x-intercept is at (3, 0).

What is the equation of circle?

Let r be the radius of the circle and the location of the center of the circle be (h, k).

Then the equation of the circle is given as,

(x - h)² + (y - k)² = r²

A circle with center (3,5).

Then the equation of the circle will be

(x - 3)² + (y - 5)² = r²

The circle intersects the y-axis at (0,1).

Then the radius of the circle will be

(0- 3)² + (1 - 5)² = r²

             9 + 16 = r²

                    r² = 25

                      r = 5

Then the equation of the circle will be

(x - 3)² + (y - 5)² = 5²

Then the other y-intercept of the circle (0, a) will be

(0 - 3)² + (a - 5)² = 5²

        9 + (a - 5)² = 25

              (a - 5)² = 16

                 a - 5 = 4

                       a = 9

The intersection of the circle with x-axis at (b, 0) will be

(b - 3)² + (0 - 5)² = 5²

     25 + (b - 3)² = 25

              (b - 3)² = 0

                 b - 3 = 0

                       b = 3

Thus, the coordinates of the other point of intersection with the y-axis will be (0, 9). And the x-intercept is at (3, 0).

The graph is given below.

More about the equation of circle link is given below.

https://brainly.com/question/10618691

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What is the solution for 2(4r+6)=2/3(12r+18)

Answers

r = 1. Try it out yourself.

Which shows the correct word and expanded forms for the decimal? 3.28
a. three and twenty-eight thousandths 3 + 0.2 + 0.08
b. three and twenty-eight thousandths 3 + 0.02 + 0.008
c. three and twenty-eight hundredths 3 + 0.2 + 0.8
d. three and twenty-eight hundredths 3 + 0.2 + 0.08?

Answers

The correct answer is:  [D]:
___________________________________________ 
    " three and twenty-eight hundredths ;  3 + 0.2 + 0.08 " .
___________________________________________
Note:  Given:  "3.28" .
_________________________
      3
   + 0.2
      0.08
____________
      3.28 ;
___________________________
  Note:  The whole number, "3" (three);  

            "twenty-eight hundredths" = 28/100 = 28 ÷ 100 = 0.28  ; 
___________________________________________________
          Note:  0.2 = 2/10 = 20/100 = 20÷100 = 0.20 = 0.2 ;
___________________________________________________
          Note:  0.08 = 8/100 = 8÷100 = 0.08 ;
___________________________________________________

A cylinder has a height of 6 meters and a diameter that is 6 times the measure of the height

Answers

What is the question?

I've forgotten how to work out these kind of problems...could someone explain please? Will give brainiest. (Picture attached)

Answers

the Correct answer: 14202 i hope this helps

the amount sold in 2030 will be roughly 14,202. well, all you have to do is find out how many is sold per year, then, divide the percentage to 25,000 once that's done, you'll figure out that finding how many were sold per year was never useful, because that's what teachers do...

a cone with a mass of 6 g has a radius measuring 5 cm and a height of 2 cm . what is its density?

Answers

pi=3.14
m=6 g=0.006 kg
r=5 cm =0.05 m
h=2 cm=0.02 m
volume_of_cone=pi*r^2*h/3 = 5.23599*10^-5=5.24E-5
p=m/v
p=(0.006/(5.24E-5))=1.14503817*10^-8=1.14503817e-8

HELP PLEASE!!! 15pts!!


Dominic is a landscape architect and is designing a garden with an area of up to 500 square feet. He will use two types of plants: zinnias and petunias. Each zinnia plant requires 1.6 square feet of ground and each petunia plant requires 1.8 square feet of ground. Each zinnia plant costs $4 and each petunia plant costs $3, and the architect must spend no more than $600.

Let z represent the number of zinnia plants and p represent the number of petunia plants.

Three of the constraints for this situation are z≥0 , p≥0 , and 1.6z+1.8p≤500 .

What is the other constraint for this situation?

Enter your answer in the boxes.

__ z + __ p ≤ __

Answers

The third constraint was based on the total area that the garden can only take. Now the last constraint must be based on the total cost that should be spend in order to make a 500 square feet of garden, that is:

4 z + 3 p ≤ 600

Find the area and perimeter of each composite figure use 3.14 for pi round your answer to the nearest 10th


Find the surface area and volume of each figure use 3.14 for pi round your answer to nearest 10th

I have examples if needed

Answers

1. Perimeter is 3 + 3 +3 +4 +5 = 18 feet

  Area = 3*3 = 9, 1/2*3*4 = 6, 9 + 6 =15 square feet

2. perimeter = 2.5 +2.5+ 2.5+2.5+0.5+0.5 = 11 meters

   Area = 3*.5 = 1.5, 3*2=6,  6+1.5 = 7.5 square meters

3. perimeter = 3.14*2*3 = 18.84 +8 = 26.8 inches

   Area = 6*4 = 24 + 3.14*3^2 = 28.26 = 28.26 +24 = 52.3 inches

4. surface area = 2*π*6*20+2*π*6^2= 980.2 yards

Volume = π*6^2*20 = 2261.9 cubic yards

5.surface area = 2*(9*7+2*2+2*9) = 190 cm

 Volume = 2*7*9 = 126 cubic cm

6. surface area = 2*(11*11+11*11+11*11) = 726 mm

  Volume = 11 *11*11 = 1331 cubic cm


1. Area = 15 square feet

2. Area = 5.5 square meters

3. Area = 52.26 square inches

4. Surface area = 312π square yards, Volume = 720π cubic yards

5. Surface area = 127 square cm, Volume = 126 cubic cm

6. Surface area = 726 square mm, Volume = 1331 cubic mm

let's go through each problem step by step with proper calculations:

**Problem 1:**

Given:

Perimeter = 3 + 3 + 3 + 4 + 5 = 18 feet

Area calculations:

- For the triangle: Area = 1/2 × base × height = 1/2 × 3 × 4 = 6 square feet

- For the rectangle: Area = length × width = 3 × 3 = 9 square feet

Total Area = 6 + 9 = 15 square feet

**Problem 2:**

Given:

Perimeter = 2.5 + 2.5 + 2.5 + 2.5 + 0.5 + 0.5 = 11 meters

Area calculations:

- For the triangle: Area = 1/2 × base × height = 1/2 × 0.5 × 2 = 0.5 square meters

- For the rectangle: Area = length × width = 2.5 × 2 = 5 square meters

Total Area = 0.5 + 5 = 5.5 square meters

**Problem 3:**

Given:

Perimeter = 3.14 × 2 × 3 + 8 = 18.84 + 8 = 26.84 inches

Area calculations:

- For the rectangle: Area = length × width = 6 × 4 = 24 square inches

- For the circle: Area = π × radius² = 3.14 × 3² = 28.26 square inches

Total Area = 24 + 28.26 = 52.26 square inches

**Problem 4:**

Given:

Surface area calculations:

- For the cylinder:

 - Lateral Surface Area = 2 × π × radius × height = 2 × π × 6 × 20 = 240π square yards

 - Top and bottom circles: Area = 2 × π × 6² = 72π square yards

Total Surface Area = 240π + 72π = 312π square yards

Volume calculations:

- Volume = π × radius² × height = π × 6² × 20 = 720π cubic yards

**Problem 5:**

Given:

Surface area calculations:

- For the rectangular box:

 - Front and back: 9 × 7 = 63 square cm

 - Sides: 2 × (2 × 9) = 36 square cm

 - Top and bottom: 2 × (2 × 7) = 28 square cm

Total Surface Area = 63 + 36 + 28 = 127 square cm

Volume calculations:

- Volume = length × width × height = 9 × 7 × 2 = 126 cubic cm

**Problem 6:**

Given:

Surface area calculations:

- For the cube:

 - All faces are identical: 6 × (11 × 11) = 726 square mm

Volume calculations:

- Volume = side³ = 11³ = 1331 cubic mm

Determine whether the ordered pair (1,4)is a solution of the linear inequality y-4x<0.

Answers

It is not since the sign would have to be less than or equal to. I hope this helps. :)

If y varies directly as x, and y = - 4 when x=32, find why when x=3

Answers

Attached the solution and work.

If you randomly choose a letter in the word "mathematics", find the probability that you choose an "a".

Answers

The probability of any particular event occurring can be expressed as:

(number of desired outcomes)/(total number of outcomes)

Here, the total number of ways you can pick a single letter from the word "mathematics" is 11 (m, a, t, h, e, m, a, t, i, c, s), and the number of a's available to choose from is 2, therefore you have a 2/11 chance of choosing an "a" at random from the word "mathematics."

Mitch refuses to dine at a certain restaurant because he recalls reading two or three negative reviews of its service on a popular website. Mitch is falling prey to:

Answers

In this situation, we can actually see that Mitch was simply basing her taste on the information that is readily available to her. She does not even consider whether those reviews are legit or reliable. Mitch is falling into what we call as:

 

“the availability heuristic”

Final answer:

Mitch is falling prey to the bandwagon effect, where he avoids dining at a restaurant based on a few negative reviews he read online. The bandwagon effect is a cognitive bias that leads us to adopt beliefs or behaviors because we think everyone else is doing the same.

Explanation:

Mitch is falling prey to the bandwagon effect. The bandwagon effect is when someone adopts a certain belief or behavior because they believe that everyone else is doing it too. In this case, Mitch refuses to dine at a certain restaurant because of negative reviews he read on a popular website, assuming that those reviews reflect the majority opinion.



The bandwagon effect is a cognitive bias that can influence our decision-making process. It is important to be aware of this bias and make decisions based on objective information rather than simply following the crowd.

Learn more about Bandwagon Effect here:

https://brainly.com/question/34612602

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aiden currently has a balance of $4443.48 in an account he has held for 17 years he open the account with initial deposit of $2567 what is the simple interest rate on the account

Answers

[tex]\bf \qquad \textit{Simple Interest Earned Amount}\\\\ A=P(1+rt)\qquad \begin{cases} A=\textit{accumulated amount}\to &\$4443.48\\ P=\textit{original amount deposited}\to& \$2567\\ r=rate\to r\%\to \frac{r}{100}\\ t=years\to &17 \end{cases} \\\\\\ 4443.48=2567(1+r17)\implies \cfrac{4443.48}{2567}=1+17r \\\\\\ \cfrac{4443.48}{2567}-1=17r\implies \cfrac{\frac{4443.48}{2567}-1}{17}=r\implies 0.043\approx r \\\\\\ 0.043\approx\cfrac{r}{100}\implies 0.043\cdot 100\approx r\implies 4.3\%\approx r[/tex]

For items 14 and 15 use the following functions
f(x)=5x+1
g(x)=3x-4

14. Evaluate f(2), g(2), (f o g) (2), and (g o f)(2).

15. Write the composite functions h(x)=g(f (x)) and k(x)=f(g(x)).

Answers

To find f(2), plug in 2 for x. f(2) = 11 To find g(2), plug in 2 for x. g(2) = 2 To find (f o g) (2), plug in 2 for the composite function = 11. To find (g o f) (2) plug in 2 for the composite function = 29. g(f(x)) is when you plug in f(x) into g: 3(5x+1) - 4 = 15x - 1. f(g(x)) is when you plug in g(x) into f: 5(3x-4) + 1 = 15x -19.

Please answer this question!

Answers

no it's wrong
it should be
(2x-3y) ²/ (-2x+3y)²
= (2x-3y)(2x-3y) / -(2x-3y) (2x-3y)
=-1
her solution is correct but the method isn't

If you vertically compress the absolute value parent function, f(x) = |x|, by a factor of 3, what is the equation of the new function?
A. g(x) = |x – 3|
B. g(x) = |3x|
C. g(x) = 1/3 |x|
D. g(x) = 3|x|

Answers

That is correct. On APEX its C. g(x)= 1/3 |x|

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