Question 1

What should be the value of n in f(x) = xⁿ if f(x) is a polynomial function?

Accepted Answer

a non-negative integer

Answer

an integer

Answer

any rational number

Answer

any number except 0

Question 2

Which of the following is not a polynomial function?

Accepted Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Question 3

What is the leading coefficient of $g\left(x\right)\ =\ 8x\ -\ 5x^7\ +\ x^4$ ?

Accepted Answer

-5

Answer

-3

Answer

7

Answer

4

Question 4

How should the polynomial $g\left(x\right)\ =\ 8x\ -\ 5x^7\ +\ x^4$ be written in standard form?

Accepted Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Answer

$f\left(x\right)\ =\ 4x\ -2x^{-5}$

Question 5

What are the x-intercepts in the given graph?

Accepted Answer

x = -1, 1

Answer

x= -1, -1

Answer

x = -1

Answer

x = 1

Question 6

Which of the following could be the graph of $g\left(x\right)\ =\ 8x\ -\ 5x^7\ +\ x^4$

Accepted Answer

https://uploads.quizalize.com/73a6fabc-b4db-4f51-abab-333d7b3af841/question/81377cf3bcc334e6b9449b2e23cc886c356f0ecd.png

Answer

https://uploads.quizalize.com/73a6fabc-b4db-4f51-abab-333d7b3af841/question/8815a628c69f07785856994587caeed27517928f.png

Answer

https://uploads.quizalize.com/73a6fabc-b4db-4f51-abab-333d7b3af841/question/50b712dd70f7c8db411336a49299745673251a93.png

Answer

https://uploads.quizalize.com/73a6fabc-b4db-4f51-abab-333d7b3af841/question/b83486328390be8349bb876b3131dbf8f6cd6869.png

Question 7

Using leading coefficient test, what could be the behavior of the graph of $g\left(x\right)\ =\ 8x\ -\ 5x^7\ +\ x^4$ ?

Accepted Answer

Rising on the left and falling on the right end of the graph

Answer

Falling on both left and right of the graph

Answer

Falling on the left and rising on the right end of the graph

Answer

Rising on both left and right of the graph

Question 8

A company's profit in thousands of pesos is determined by the number of branches x it operates: $g\left(x\right)\ =\ 8x\ -\ 5x^7\ +\ x^4$ What is the profit if x = 5?

Accepted Answer

750,000

Answer

1,500

Answer

1,875

Answer

750

Question 9

A sales manager of a shoe factory determines that its profit, P, can be modeled by the function $P\left(x\right)\ =\ 0.7x^3\ +\ x^2\ -\ 10,$ where x represents the number of pair of shoes sold. What is the profit when there are 100 pairs of shoes sold?

Accepted Answer

Php 709,990

Answer

Php 709.99

Answer

Php 850 390

Answer

Php 790 593

Question 10

In the given figure, which of the following is the y-intercept?

Accepted Answer

1

Answer

-1

Answer

2

Answer

0

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