Correct option is A. The term 'kinds' likely refers to informal groupings of organisms and may align with 'species' or higher taxonomic orders. Organisms are classified into a hierarchical system, where species represent closely related organisms capable of interbreeding, but higher levels like genus and family involve organisms that share broader similarities.
The question pertains to the concept of biological classification and how created "kinds" are understood within that framework. The term "kinds" is not particularly scientific and may refer to informal groupings of organisms. However, it could be inferred that the student is asking about how closely these "kinds" align with scientifically recognized categories such as species or higher taxonomic orders (like genus, family, order, etc.).
According to the Linnaean system introduced by Carl Linnaeus, organisms are classified in a hierarchical structure based on shared physical characteristics. This system organizes living organisms into a hierarchy of taxa, with species being the most specific level and kingdoms being the most general. Species are groups of organisms that are very similar and capable of interbreeding, while higher taxonomic levels, such as genus and family, group together organisms that share fewer, but still significant, similarities.
The concept of a species can be complex, as there can be significant variation within what we consider a single species, making the categorization sometimes controversial and subject to scientific debate. Moreover, as our understanding of evolution and phylogeny has advanced, the classification system has evolved to reflect these new insights, leading to changes in how organisms are grouped.
x + y = 4
x - 2y = -5
If the first equation is multiplied by 2 and then the equations are added, the result is _____.
3x = 13
3x = 3
x = 3
Answer:
Well it would come out to 2x-3y=-9
Step-by-step explanation:
Here's how you solve this problem:
1) Multiply the first equation by 2 (result:2x+2y=8).
2) Add both equations together (result:2x+x+2y-2y=8-5)
3) Simplify (result:3x=3)
The answer is 3x=3.
This could be simplified more, however, to equal x=1, since both sides are divisible by 3.
p.s. Have a good day!
If you know the radius, r, of a circle, what do you multiply r by to get the circle's CIRCUMFERENCE?
Answer:
multiply the radius by 2π
Step-by-step explanation:
The formulas for circumference of a circle is
C = πD where D is the diameter,
or
C = 2πr where r is the radius.
Either formula is correct, but we will work with the second one since the question is asking about radius.
We see that 2π(r) = the circumference, so multiply r by 2π to get the circumference
Hello there! How are you doing? I am doing fine! I'll answer the question now.
So basically when wanting to find the circumference of a circle you simply use the formula, C = 2 times PI times R. PI is the infamous number known for 3.1415912654... and the R represents the radius. You would multiply 2 times PI and then after getting that you would basically multiply it by the radius. And then that would be the circumference and be the answer to any problem you face like this. Know that diameter is 2 times the radius and that all.
Hope this helped! Your welcome! I can help with other history stuff too! And byee! :)
Nakesha’s Sporting Goods is running a sale on golf shoes this week. The sale price is $95.98. The shoes cost Nakesha’s $63.45. What is the markup rate based on cost?
Answer:
Markup rate = 0.512 or 51.2%
Step-by-step explanation:
Mark up rate is the increase amount added to the original price.
Sales Price = $95.98
Original Price= $63.45
Gross profit margin = Sales Price - Original cost
= $95.98 - $63.45
= $ 32.53
Mark up Rate = Gross profit margin/ original price
= 32.53 / 63. 45
= 0.51
converting into percentage by multiplying with 100
Mark up Percentage = 0.512 * 100
= 51.2 %
What are the coordinates for the function of the vertex for the quadratic function below
We will need to picture for this.
A car factory takes 6 hours to produce 60 cars. How many hours does the factory take to produce 180 cars?
Final answer:
The factory takes 18 hours to produce 180 cars.
Explanation:
To find out how many hours the factory takes to produce 180 cars, we need to set up a proportion. Since the factory takes 6 hours to produce 60 cars, we can set up the proportion:
6 hours / 60 cars = x hours / 180 cars
Cross-multiplying, we get:
6(180) = 60(x)
Simplifying, we have:
1080 = 60x
Dividing both sides by 60, we find:
x = 18
So, the factory takes 18 hours to produce 180 cars.
Points A and B split the circle into two arcs. Measure of minor arc is 150°. Point M splits major arc with the ratio 2:5 (point M is closer to point B). Find m?BAM.
Answer:
∠BAM=30°
Step-by-step explanation:
Points A and B split the circle into two arcs. If the measure of minor arc AB is 150°, then the measure of the major arc AB is 360°-150°=210°.
If point M splits major arc with the ratio 2:5, then
∠BOM=2x°;∠AOM=5x°.Angles BOM and AOM together form angle with the measure 210°, thus
2x+5x=210,
7x=210,
x=30°
and ∠BOM=60°, ∠AOM=150°.
Consider isosceles triangle BOM. In this triangle,
∠OBM=1/2(180°-60°)=60°.
Consider isosceles triangle AOB. In this triangle,
∠OAB=1/2(180°-150°)=15°.
Consider isosceles triangle AOM. In this triangle,
∠OAM=1/2(180°-150°)=15°.
Thus, ∠BAM=15°+15°=30°
Answer:
arc BAM = 300°
Step-by-step explanation:
Refer to the figure attached.
arc AB = 150°
then:
arc AMB = 360° - 150° = 210°
arc AMB can be decomposed as:
arc AM + arc MB = arc AMB (eq. 1)
From data:
arc MB/arc AM = 2/5
arc MB*(5/2) = arc AM (eq. 2)
Replacing equation 2 into equation 1:
arc MB*(5/2) + arc MB = 210°
arc MB*(7/2) = 210°
arc MB = (2/7)*210° = 60°
On the other hand:
arc MB + arc BAM = 360°
arc BAM = 360° - 60° = 300°
Please help !
What are the solutions to the equation?
a) x=-6 and x= -2/3
b) x=-6 and x= 2/3
c) x=6 and x= 2/3
Answer:
a
Step-by-step explanation:
0=3x²+20x+12
0=(3x+2)(x+6)
0=3x+2 0=x+6
-2=3x -6=x
-2/3=x
is the polynomial a difference of squares and if it is factor the polynomial?
y^2-16
A) is not a difference of squares
B) is a difference of squares: (y-8) (y+8)
C) is a difference of squares: (y-4)^2
D) is a difference of squares: (y-4) (y+4)
D is the answer hope it helps
HELP!!!
An equal inch is equal to about 2.54 centimeters . Write an expression which estimate the numbers of centimeters in x inches. Then estimate the number of centimeters in 12 inches
Answer: The answers are 2.54x and 30.48 cm.
Step-by-step explanation: The formula to determine the number of centimeters in x inches is 2.54x. To solve for the number of centimeters in 12 inches the formula is 2.54 x 12 = 30.48 cm.
Victoria can make 8 necklaces in 4 days. How long does it take her to make ond necklace?
Answer:
[tex]0.5\ days[/tex]
Step-by-step explanation:
we know that
Using proportion
[tex]\frac{4}{8}\frac{days}{necklaces} =\frac{x}{1}\frac{days}{necklace} \\ \\x=4/8\\ \\x=0.5\ days[/tex]
5. Evaluate the series 50 + 10 + 2 + . . . 62 The series diverges; it does not have a sum. 62.5
Answer:
62.5
Step-by-step explanation:
By dividing 50 by 10 and 10 by 2 we can find that r, or the common ratio is 1/5, meaning that this series converges, so it is solvable. The formula for a convergent series is [tex]\frac{a_{1}}{1-r}[/tex]. By plugging in 1/5 for r and 50 for [tex]a_{1}[/tex] we can find that the sum of this infinite series is 62.5
Write 651.12 as a mixed number
Answer:
651 and 3/25 is 651.12 as a mixed number.
651.12 can be written as the mixed number 651 3/25.
How to write the mixed fractionTo convert hundredths to a fraction, we write the decimal as the numerator and the place value as the denominator. T
Therefore, .12 can be written as 12/100.
651 + 12/100
= 651 12/100
Simplifying the fraction by dividing the numerator and denominator by their greatest common divisor, which is 4:
651 12/100 = 651 3/25
Therefore, 651.12 can be written as the mixed number 651 3/25.
Read more on mixed fraction here https://brainly.com/question/12096281
#SPJ2
What kind of symmetry is displayed by the graph of catenary y=e^x+e^-x/2
Answer:
Option b
Step-by-step explanation:
To solve this problem we must test if the function is even.
If f(-x) = f(x) then the function is even and is symmetric with respect to the y-axis.
If f(-x) = -f(x) then the function is odd and has symmetry with respect to the origin.
We have the function:
[tex]f(x) = \frac{e^x + e^{-x}}{2}[/tex]
We make:
[tex]f(-x) = \frac{e^{-x} + e^{-(-x)}}{2}[/tex]
Rewriting the function we have
[tex]f(-x) = \frac{e^{-x} + e^{x}}{2} = \frac{e^{x} + e^{-x}}{2}\\\\f(-x) = f(x)[/tex]
Finally, the function has symmetry with respect to the y axis.
Answer:
b
Step-by-step explanation:
Find the polar equation of the conic with the focus at the pole, directrix x = 4, and eccentricity 1.
Answer:
Choice D is correct
Step-by-step explanation:
The eccentricity of the conic section is 1, implying we are looking at a parabola. Parabolas are the only conic sections with an eccentricity of 1.
Next, the directrix of this parabola is located at x = 4. This implies that the parabola opens towards the left and thus the denominator of its polar equation contains a positive cosine function.
Finally, the value of k in the numerator is simply the product of the eccentricity and the absolute value of the directrix;
k = 1*4 = 4
This polar equation is given by alternative D.
Answer:
D
Step-by-step explanation:
it's right on edge, i just took the test :)
What is the value of the remainder if 10x4 – 6x3 + 5x2 – x + 1 is divided by x – 3?
Answer:
Remainder is 691.
Step-by-step explanation:
Given function is [tex]10x^4-6x^3+5x^2-x+1[/tex].
Now we need to find remainder if we divide given function [tex]10x^4-6x^3+5x^2-x+1[/tex] by (x-3)
(x-3) means plug x=3 into [tex]10x^4-6x^3+5x^2-x+1[/tex] to find remainder.
[tex]10x^4-6x^3+5x^2-x+1[/tex]
[tex]=10(3)^4-6(3)^3+5(3)^2-(3)+1[/tex]
[tex]=10(81)-6(27)+5(9)-(3)+1[/tex]
[tex]=810-162+45-3+1[/tex]
[tex]=856-162-3[/tex]
[tex]=856-165[/tex]
[tex]=691[/tex]
Hence remainder is 691.
Answer:
The remainder = 691
Step-by-step explanation:
Let p(x) = 10x⁴ - 6x³ + 5x² - x + 1
We have to divide p(x) by (x - 3)
To find the remainder we have to find p(3)
To find the remainder
p(x) = 10x⁴ - 6x³ + 5x² - x + 1
p(3) = 10 * (3)⁴ - 6*(3)³ + 5* (3)² - 3 + 1
= (10 * 81 ) - ( 6 * 27 ) + (5 * 9) - 3 + 1
= 810 - 162 + 45 - 3 + 1 = 691
Therefore the remainder is 691
Please help!! Double points! write the ratios for sin X and cos X (Image attached)
Will give BRAINLIEST to the person correct answer and please please show your work :))
Answer:
The ratio for sin(X) is [tex]\frac{\sqrt{119} }{12}[/tex]
The ratio for cos(X) is [tex]\frac{5}{12}[/tex]
Step-by-step explanation:
- The ratio of the sine of a right triangle is:
[tex]sin(\alpha)=\frac{opposite-side}{hypotenuse}[/tex]
Since we need the ratio for angle X, [tex]\alpha =X[/tex]. From the picture we can infer that the opposite side of X is [tex]\sqrt{119}[/tex]. The hypotenuse (the side opposite to the right angle) is 12, so replacing the values:
[tex]sin(X)=\frac{\sqrt{119} }{12}[/tex]
- The ratio of the cosine is:
[tex]cos(\alpha)=\frac{adjacent-side}{hypotenuse}[/tex]
Similarly, [tex]\alpha =X[/tex], adjacent side = 5, and hypotenuse = 12, so
[tex]cos(X)=\frac{5}{12}[/tex]
Answer:
Sin X =√119/12
Cs X = 5/12
Step-by-step explanation:
It is given a right angled triangle.
Points to remember
Sin θ = Opposite side/Hypotenuse
Cos θ = Adjacent side/Hypotenuse
To find the value of Sin X
Here X is an angle
Opposite side = √119
Hypotenuse = 12
Sin X = Opposite side/Hypotenuse = ZY/XY = √119/12
To find the value of Cos X
Adjacent side of X = 5
Cos X = Adjacent side/Hypotenuse = XZ/XY = 5/12
A package of strawberries costs 1.50 while they are in season and 2.25 when they aren't in season. What is the percent increse.
The answer is 50%.
Divide 2.25 by 1.50. That equals 1.5. That’s the equivalent to 50% because if you subtract 1 from 1.5 and multiply by 100. You get the same answer. Only do that for numbers greater than one, otherwise it won’t work
2. The Geo Air pilot is looking at SCCA from the plane. From the aircraft the angle of depression is 17 degrees. If the plane is at an altitude of 10,000 feet, approximately how far is the plane to SCCA? Round your answer to the nearest tenth. The image is not drawn to scale. (2 points)
Answer:
The distance from the plane to SCCA is 34,203.0 feet approximately, and the horizontal distance is 32,708.5 feet approximately.
Step-by-step explanation:
You can draw a right triangle like the one shown in the figure attached, where:
x: horizontal distance.
y: distance from the plane to SCCA.
You can calculate x as following:
[tex]tan\alpha=\frac{opposit}{adjacent}[/tex]
Where:
[tex]\alpha=17\°\\opposite=10,000\\adjacent=x[/tex]
Substitute and solve for x:
[tex]tan(17\°)=\frac{10,000}{x}\\\\x=\frac{10,000}{tan(17\°)}\\\\x=32,708.5ft[/tex]
You can calculate y as following:
[tex]sin\alpha=\frac{opposit}{hypotenuse}[/tex]
Where:
[tex]\alpha=17\°\\opposite=10,000\\hypotenuse=y[/tex]
Substitute and solve for y:
[tex]sin(17\°)=\frac{10,000}{y}\\\\y=\frac{10,000}{sin(17\°)}\\\\y=34,203.0ft[/tex]
Sadie made a rectangular cake. If she wants to cut it into 1/8 portions,how many portions can she cut?
Answer:
8
Step-by-step explanation:
If each portion is 1/8 of the cake, there are 8 equal-size portions. That is what the denominator of the fraction means.
Sadie can cut the rectangular cake into 8 portions if each portion is 1/8 of the whole cake.
To determine how many portions Sadie can cut the rectangular cake into if each portion is 1/8, we need to understand that she is essentially dividing the cake into 8 equal parts.
Here's a step-by-step explanation:
Whole Cake: The entire rectangular cake represents one whole (1).
→ Portion Size: Each portion is 1/8 of the whole cake.
→ Calculation: We divide 1 by 1/8. Mathematically, this is the same as multiplying by the reciprocal,
so 1 ÷ (1/8) = 1 × 8
= 8.
Therefore, Sadie can cut the rectangular cake into 8 portions of size 1/8 each.
Write three fractions that are not greater than 1/2 . Explain how you determine your fractions.
1/2 is .5
and knowing this, just make a fraction out of the numbers before .5 .
2/5 is .4
3/10 is .3
1/5 is .2
1/10 is .1
and there are your fractions less than 1/2
The three fractions that are not greater than 1/2 will be 1/3, 1/4, and 1/5.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
The three fractions that are not greater than 1/2. If the denominator increases then the value gets decreases. Then the three fractions are given as,
1/3, 1/4, 1/5
The three fractions that are not greater than 1/2 will be 1/3, 1/4, and 1/5.
More about the Algebra link is given below.
https://brainly.com/question/953809
#SPJ2
Can somebody please help me with my hw
Answer:
Each base is 40
Step-by-step explanation:
An isosceles triangle has a total of 180. An isosceles has two sides that are the same and one different. Think of “sos” in the word isosceles to help. If one is 100, then you have 80 left. 80 divided by 2 is 40.
Gloria traveler a total of 8 miles to get from school to her apartment. Gloria took the bus from school to the closest bus stop to her apartment and then walked the remaining 880 yards home.
Well you didn't include a direct question but she traveled 7.5 miles on the bus and she walked .5 miles home.
A rectangular prism has side lengths of 4 inches, 6 inches, and 7 inches. If all side lengths are multiplied by 5, what happens to the surface area. A) It remains the same. B) It is multiplied by 5. C) It is multiplied by 25. D) It is multiplied by 125.
Answer:
C
Step-by-step explanation:
The surface are of the prism will be the area of a each side added together. The work would look like this:
SA = 2[(l×h)+(l×b)+(b×h)]
SA = 2(lh+lb+bh)
But if you multiply each dimension by 5, the area becomes
SA = 2[(5l×5h)+(5l×5b)+(5b×5h)]
SA = 2(5²lh+5²lb+5²bh)
SA = 5²×2(lh+lb+bh)
SA = 5²area
Since 5² = 25, then the the surface area is multiplied in size by 25.
A type of fabric costs $2.48 per yard.in a relation,the input is the number of yards of the fabric and the output is the cost.
Answer:
Option A
Step-by-step explanation:
A relation can be defined as a function if there is only one output for each input.
In this case, the output is the cost of the fabric and the input is the number of yards of fabric.
Then, for each number of yards of fabric there will be a cost. But there will not be two different costs (outputs) for the same number of fabric yards (entrance)
Then the answer is the Option A: Yes, because one imput (number of yards of fabric) will always have the same output (costs)
The first four terms of a sequence are \text{3, -6, 12, -24}. Write an explicit formula for this sequence, where n is any term number and a\left(n\right) is the nth term.
You can see that each term is twice the previous one, with inverted sign.
You double a number by multiplying it by two, and you change its sign by multiplying it by -1.
So, you multiply each term by 2 and by -1, which results in a multiplication by -2.
Since we start with 3, the terms are
[tex]a_1 = 3[/tex]
[tex]a_2 = 3\cdot (-2) = -6[/tex]
[tex]a_3 = -6\cdot (-2) = 12[/tex]
and so on. So, the general term is
[tex]a_n = 3\cdot(-2)^{n-1}[/tex]
WILL MARK THE BRAINILEST!!!!!
Richard is 25 years old and starting an IRA (individual retirement account). He is going to invest $200 at the beginning of each month. The account is expected to earn 2.85% interest, compounded monthly. How much money will Ricky have in his IRA when he retires, at age 65?
$87,564.17
$452,588.21
$14,993.11
$179,165.14
HELP ME PLEASE!!!
Teague is participating in a 50K run to raise money for a charity. He has already raised $102 and will receive $1.40 for each kilometer he travels. If he wants to raise a minimum of $165, how many kilometers does he need to run?
Equation: _________
Define Variable: _________
Solve Equation: _________
Final Answer: _________
Answer: 45 kilometers
Step-by-step explanation:
The equation to solve this problem is:
$165 = 1.4x + 102
The variable x represents the number of kilometers he travels.
To solve the equation:
Subtract 102 from each side-
63 = 1.4x
Next divide each side by 1.4-
45 = x
Teague needs to run 45 kilometers in order to raise $165.
165=1.40x+102 (equation) x = amount run and final answer is x=45
A parallelogram has a base of 14 centimeters and a height of 20 centimeters.What is the area of the parralegram
Answer:
44444444444444444444444444444444444444444444467
Step-by-step explanation:
Use the substitution method to solve the system of equations. choose the correct ordered pair.
3x- y=3
Y=2x +2
A. (2,6)
B. (5,12)
C. (4,10)
D.(3,8)
=============================================
Explanation:
Start with the first equation. We'll plug in y = 2x+2
3x - y = 3
3x - ( y ) = 3
3x - ( 2x+2 ) = 3 ..... replace y with 2x+2
3x - 2x - 2 = 3 ..... distribute the negative through to all terms inside
x-2 = 3 ............ combine like terms
x-2+2 = 3+2 .... add 2 to both sides
x = 5
Use this x value to find the value of y. The easiest equation to use is the one in which y is already isolated for us
y = 2x+2
y = 2*5+2 ..... replace x with 5
y = 10+2
y = 12
Though we can use the other equation as well
3x-y = 3
3*5-y = 3 .... replace x with 5
15 - y = 3
15-y-15 = 3-15 ..... subtract 15 from both sides
-y = -12
y = 12 ..... multiply both sides by -1, or change the signs of both sides
We get the same result for y.
The solution is (x,y) = (5,12) meaning that the graphs of the two original equations cross at this point.
It’s 5 & 12. Just substitute them in and boom!
Find the annual interest rate I equals $562.50 P equals to $1500 T equals five years
Answer: The rate is 7.5%.
Step-by-step explanation: The formula to calculate simple interest is:
Interest = Principal x Rate x Time
So, we need to plug our information into the formula:
$562.50 = $1,500 x R x 5
Now, perform the multiplication that you can:
$562.50 - $7,500R
Next, divide both sides by $7,500:
.075 = R
Therefore, the rate is 7.5%.