determine algebrically if f(x)=4x³-5x is odd or even function​

Answers

Answer 1

Answer:

Odd function

Step-by-step explanation:

So to see if a function is odd or even we need to plug in a negative x for x, so f(-x)=4(-x)^3-5(-x). This produces -4x^3+5x, which is the exact opposite of the original equation, so it is an odd function. If it were even, then the signs of the coefficients would be the same as the original function.


Related Questions

Carol successfully increases her business to 200 customers per day. However, her total cost for doing so is 50% greater than the expected $1,600. What percent greater is the actual marginal cost than the expected marginal cost, to the nearest full percent?

Answers

Carol's Steakhouse, the total cost of serving 150 customers per day is $900. Carol is interested in increasing her business, but is concerned about the effect on marginal cost.

Carol successfully increases her business to 200 customers per day. However, her total cost for doing so is 50% greater than the expected $1,600. What percent greater is the actual marginal cost than the expected marginal cost, to the nearest full perc

Answer:

214

Step-by-step explanation:

We have been given

C1 = $900

Q1 = 259

Then c2 = $1600

Q2 = 200

M = 1600-900/50

= 14

For real,

C1 = 900

C2 = 2400

Q1 = 150

Q2 = 50

1500/50 = 30

30/14 x 100

= 214

It is greater by 214 percent

What is 0.612 repeating (meaning the repeating line is over 612) as a fraction

Answers

Answer:

[tex]\frac{612}{999}[/tex]

Step-by-step explanation:

To convert repeating decimals to fractions, you take the numbers that are repeating, in this case 612, and you see how many numbers are repeating. Here we have 3 numbers repeating and so you would divide 612 by 3 9's meaning 999. So 0.612 repeating is equal to [tex]\frac{612}{999}[/tex]. To make sure the answer is right, you can divide the numbers in a calculator to make sure you get the correct decimal.

Herbert has 30 total movies. 18 of them are adventure. What percent of his movies are adventure movies

Answers

Answer:

60%

Step-by-step explanation:

18 out of 30 movies are adventure so we can vizualize this as

18/30 this giving us the decimal 0.60

Now to convert from a decimal to a percent just multiply by 100 or move the decimal to the right 2 decimal point.

0.60 x 100 = 60%

Answer:

hi

Step-by-step explanation:

because

PLEASE HELPPPP
Find the equation of the linear function represented by the table below in slope-
intercept form.
X
O
1
2
3
4
y
6
14
22
30
38
Answer: y =
Submit Answer

Answers

Answer:

yo done so easy

Step-by-step explanation:

the answer is y=8x + 6

The function f(x) = x3 – 7x + bis shown in the figure.
15+

Answers

Answer:

The correct answer is

(x + 2) (x + 1) (x - 3)

Step-by-step explanation:

Select two ratios that are equivalent to 2:9

Choose 2 correct answers 40 points

Answers

Answer:

4:18 6:27 8:36

Step-by-step explanation:

Fill in the blanks to solve the equation.
2 (2 – 14) = } (x – 12)
= {x – 4
N
-7 = -4
2=

Answers

answer: -24

explanation : i was able to solve it but i for got what numbers i used to solve it with

Find the difference in SIMPLEST form:
3 1/5 - 1 1/10=

Answers

Answer:

2 1/10

Step-by-step explanation:

Answer:

2 1/10 or 2.1

Step-by-step explanation:

What is the quotient of Three-fifths and StartFraction 1 Over 10 EndFraction?

A number line going from 0 to 1 in increments of 0.2.
One-sixth
One-third
3
6

Answers

Answer:

D:6

Step-by-step explanation:

3/5 = 6/10

6/10 divided by 1/10 equals 6

so 6 is your answer.

Answer:

d

Step-by-step explanation:

Solve for x
4x + 188
6x+216

Answers

X=-14
Explanation is :

Which points are separated by a distance of 4 units? a. (7,7) (1,7) b. (3,3) (1,3) c. (4,2) (8,2) d. (2,4) (5,4)

Answers

Answer:

c

Step-by-step explanation:

with the knowledge that we are comparing the x position we can get the equation |x_1-x_2|=4, then just do the maths

(4,2) (8,2) points are separated by a distance of 4 units.

What is distance formula?

The 2D distance formula gives the shortest distance between two points in a two-dimensional plane.

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

Given

Distance of 4 units

Option A:

[tex](x_{1} ,y_{1})=(7,7)[/tex]

[tex](x_{2} ,y_{2})=(1,7)[/tex]

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

= [tex]\sqrt{(1-7)^{2}+(7-7)^{2} } =6[/tex]

Option B:

[tex](x_{1} ,y_{1})=(3,3)[/tex]

[tex](x_{2} ,y_{2})=(1,3)[/tex]

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

= [tex]\sqrt{(1-3)^{2}+(3-3)^{2} } =2[/tex]

Option C:

[tex](x_{1} ,y_{1})=(4,2)[/tex]

[tex](x_{2} ,y_{2})=(8,2)[/tex]

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

= [tex]\sqrt{(8-4)^{2}+(2-2)^{2} } =4[/tex]

Option C is correct.

Option D:

[tex](x_{1} ,y_{1})=(2,4)[/tex]

[tex](x_{2} ,y_{2})=(5,4)[/tex]

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

= [tex]\sqrt{(5-2)^{2}+(4-4)^{2} } =3[/tex]

Hence, (4,2) (8,2) points are separated by a distance of 4 units.

Find out more information about distance formula here

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Find the location of A' given that A is (7, 1).
Translate 1 unit left.
The location of A' is ____

Answers

Answer:

We conclude that the location of A' is: A'(6, 1)

Step-by-step explanation:

Given

A(7, 1)

To determine:

The location of A'

Translation Rule:

As we have to translate 1 unit left, meaning we need to subtract 1 unit from the x-coordinate of point A(7, 1) to determine the location of A'.

In other words, the translation rule is:

A(x, y) → A'(x-1, y)

as

A(7, 1)

so

A(7, 1) → A'(7-1, 1) = A'(6, 1)

Therefore, we conclude that the location of A' is: A'(6, 1)

ANSWER ASAP PLEASE
If Jose drove 330 miles in 5.5 hours, how many miles did he drive per hour?

Answers

Answer:

60mph

Step-by-step explanation:

330 divided by 5.5 is 60

What value of n makes the equation true?



n =

Answers

-1/5n+7=2
-7 -7
-1/5n= -5
Multiplied by 5/-1

Answer is 25
n=25

N=25
Explanation:
Times the whole expression by 5
-1n+35=10
Minus 35 on both sides
-1n=-25
Divide by -1
N=25

Joey wants to paint this side of his cottage. What is the area of this side?

A. 56 square feet
B. 238 square feet
C. 294 square feet
D. 462 square feet

Answers

Answer:

238 B

Step-by-step explanation:

8.5*28    

Tell whether each sentence about the factors of of 12 is True or False.
A. Allthefactorsof12are2,3,4,6,12.
B. 1 and 12 are a factor pair.
C. 120isafactorbecause10x12=120.
D. An array showing the factor pair of 3 and 4 would have 3 rows of 4 objects.
☐ True ☐ True ☐ True ☐ True
☐ False ☐ False ☐ False ☐ False

Answers

Answer:

A. True, 1 is always a factor too but It wasn't included there

B. True

C. True

D. False, it makes no sense.

Step-by-step explanation:

Have a nice day

in a packet or Skittles there are, 40 Skittles,30 are red how many Skittles are not red

Answers

Answer:

10

Step-by-step explanation:

hope this helps ")

Write an equation of a line that is parallel to y = x - 7 and passes through the point (-6, -11).

Answers

Answer:

y = x - 5

Step-by-step explanation:

Comparing the given y = x - 7 to y = mx + b, we see that the slope is +1.

In y = x + b we replace y with -11 and x with -6 to determine the y-intercept, b:

-11 = -6  + b

Then b must be -5, and so the desired new equation is

y = x - 5

HELP ME PLEASE!!!
On a scale drawing of a house, the dimensions of the living room are 4 inches by 3 inches. If the scale drawing is 1 in: 6 ft , find the actual length and width of the living room.

Answers

Answer:

The width is 18

Step-by-step explanation:

6x3 and get 18 as the width

HELP ME PLEASEEEE :)

Answers

Answer:

I believe it to be C

Step-by-step explanation:

please help me out!!​

Answers

Step-by-step explanation:

Given

f(x) = 2x - 4

Then

f(2) = 2 * 2 - 4

= 4 - 4

= 0

Therefore f(2) = 0 .

Hope this helps :)

Write 0.37 as a percent.

Answers

Answer:

37

Step-by-step explanation:

Answer:

37%

Step-by-step explanation:

0.37 x 100 = 37%

What is the value of each function composition?

Answers

Answer:

(h o k) (3) = 3

(h o k) (-4b) = -4b

Step-by-step explanation:

the invesre function gives you back the value of argument of function

SENDING CASHAPP TO WHOEVER GETS THIS RIGHT GL HURRY ONLY 1 PERSON!!!

Answers

Answer:

i think its b i dont have a cash app discord nitro will do jk its free idc

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

an isosceles triangle has 2 sides the same and 1 side a different length no need to pay me :)

Lana correctly answered 48 of 60 questions on a math exam. What percent of questions did she answer correctly?

Answers

Answer:

I think it roughly 66.67%

Step-by-step explanation:

sorry if I'm no help

The percent of questions she answered correctly is 80%.

How to find the percentage from the total value?

Suppose the value of which a thing is expressed in percentage is "a'

Suppose the percent that considered thing is of "a" is b%

Then since percent shows per 100 (since cent means 100), thus we will first divide the whole part in 100 parts and then we multiply it with b so that we collect b items per 100 items(that is exactly what b per cent means).

Given;

Lana correctly answered 48 of 60 questions on a math exam

Now,

=48*100/60

=480/60

=80

Therefore, the percentage will be 80%.

Learn more about percent here:

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i give brainlilset nxgbkj,m.d/ed
q

Answers

Hello,

First take both prisms and multiply them. Then subtract A-B=?

Workspace:

A= 20*9*9=1620 in

B=11*5*9=295 in

1620-295= 1325.5 in

The correct answer is H) 1325.5 in

Hope this helps!!
Brainliest?


Which equations represents the model

Answers

the answer for this is A

Which values of a, b, and c correctly complete the division?

One-sixth divided by three-fifths = StartFraction 1 Over a EndFraction times StartFraction b Over c EndFraction

Answers

Answer:

answer is a

Step-by-step explanation:

thank me later:)

Which polynomial represents the product of 2x - 4 and x2 + 6x - 2 ?
ОА
2x3 + 8
thing
B
2x3 + 8x2 - 4x + 8
с
2x3 + 8x2 - 28x + 8
D
2x3 - 24x - 2

Answers

Answer:

C. [tex] 2x^3 + 8x^2 - 28x + 8 [/tex]

Step-by-step explanation:

Product of [tex] 2x - 4 [/tex] and [tex] x^2 + 6x - 2 [/tex]

[tex] (2x - 4)(x^2 + 6x - 2) [/tex]

[tex] 2x(x^2 + 6x - 2) -4(x^2 + 6x - 2) [/tex] (distributive property)

[tex] 2x^3 + 12x^2 - 4x -4x^2 - 24x + 8 [/tex]

Collect like terms

[tex] 2x^3 + 12x^2 - 4x^2 - 4x - 24x + 8 [/tex]

[tex] 2x^3 + 8x^2 - 28x + 8 [/tex]

Write the quadratic function in vertex form, then identify the vertex

h(x)=x^2+20x+90

h(x)=

Vertex:

I need this answered ASAP please !

Answers

Answer:

vertex = (- 10, - 10 )

Step-by-step explanation:

The equation of a quadratic in vertex form is

y = a(x - h)² + k

where (h, k ) are the coordinates of the vertex and a is a multiplier

To obtain this form use the method of completing the square.

Given

h(x) = x² + 20x + 90

add/subtract ( half the coefficient of the x- term )²

h(x) = x² + 2(10)x + 100 - 100 + 90

      = (x + 10)² - 10 ← in vertex form

with (h, k ) = (- 10, - 10 )

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