Quiz about Polynomials: classifying, add, subtract, multiply, divide, zeros

Question 1

What is a polynomial?

Accepted Answer

one or more terms (separated by addition or subtraction) whose variables have whole number exponents

Answer

one or more terms (separated by multiplication or division) whose variables have whole number exponents

Answer

one or more terms (separated by addition or subtraction) whose variables have integer number exponents

Answer

one or more terms (separated by multiplication or division) whose variables have integer number exponents

Question 2

Which of the following is a trinomial

Accepted Answer

$$5x^2-3x+17$$

Answer

$$5x^2+12$$

Answer

$$3a^2b+8$$

Answer

$$9pqr$$

Question 3

Which polynomial is written in standard form?

Accepted Answer

9x³ + 8x²- 3x - 11

Answer

-3x + 8x² + 9x³ - 11

Answer

8x²+ 9x³ -11 - 3x

Answer

-11 - 3x + 8x² + 9x³

Question 4

Simplify the expression.
x³(2x²+3x)

Accepted Answer

2x⁵+3x⁴

Answer

2x6+3x3

Answer

5x9

Answer

5x

Question 5

Find the product:
(3r-4)(7r-5)

Accepted Answer

21r²-43r+20

Answer

21r+43r²+9

Answer

7r+12r

Answer

r+2r

Question 6

Add the polynomials:
(2x+5y) + (3x-2y)

Accepted Answer

5x + 3y

Answer

3x + 5y

Answer

5x + 7y

Answer

7xy + 1xy

Question 7

(4x²+x) - (x²+2x)

Accepted Answer

3x2 - x

Answer

4x2 + 2x

Answer

3x2 + 3x

Answer

3x2 + 2x

Question 8

Simplify the expression.
(4n⁴-8n+4) - (8n²+4n⁴+1)

Accepted Answer

-8n² - 8n + 3

Answer

-7n² - 8n + 3

Answer

-6n²- 8n + 3

Answer

-7n² - 4n + 3

Question 9

What is the difference for the following polynomials?

(3x² - 4x + 5) - (4x² + 5x - 3)

Accepted Answer

-x² - 9x + 8

Answer

x² - 9x + 8

Answer

-x - 9x + 8

Answer

x - 9x + 8

Question 10

f(x)=(x+4)(x-3)(x-2)
List the zeros for this function.

Accepted Answer

x=-4, x=3, x=2

Answer

x=-4, x=3, x=-2

Answer

x=-4, x=-3, x=2

Answer

x=4, x=3, x=2

Question 11

What is another word for zeros?

Accepted Answer

roots

Answer

y-intercepts

Answer

vertex

Answer

axis of symmetry

Question 12

Solve for the values of x:
(x - 5)(x - 1) = 0

Accepted Answer

{ 5, 1 }

Answer

{ 5, -1 }

Answer

{ -5, 1 }

Answer

{ -5, -1 }

Question 13

Solve for the values of x:
(x - 3)(x + 6) = 0

Accepted Answer

{ 3, -6 }

Answer

{ -3, -6 }

Answer

{ -3, -6 }

Answer

{ 3, 6 }

Question 14

Which equation matches these solutions? x=5,-7

Accepted Answer

(x-5)(x+7)=0

Answer

(x+5)(x-7)=0

Answer

(x+5)(x+7)=0

Answer

(x-5)(x-7)=0

Question 15

Solve (2x -8) (x + 5) = 0

Accepted Answer

x= 4, x = -5

Answer

x = 5, x = 8

Answer

x= -4, x = 5

Answer

x= -5, x = -8

Question 16

Select the expanded form of the expression:

(2x + 1)(x + 4)

Accepted Answer

(2x² + 9x + 4)

Answer

(x + 4)

Answer

(x + 8)

Answer

(x + 9)

Answer

(x²+ 9x + 5)

Question 17

4 + (- 8) = ___

Accepted Answer

-4

Answer

4

Answer

12

Answer

-12

Question 18

- 17 + 8 = ___

Accepted Answer

-9

Answer

9

Answer

25

Answer

-25

Question 19

- 17 + (- 8) = ___

Accepted Answer

- 25

Answer

15

Answer

- 9

Answer

25

Question 20

- 4 + (- 8) = ___

Accepted Answer

-12

Answer

4

Answer

-4

Answer

12

Question 21

What is a polynomial?

Accepted Answer

A series of terms joined together by addition or subtraction

Answer

The leading term of an equation

Answer

The number associated with a variable

Answer

A number and a variable combined

Question 22

A term that only contains a number

Accepted Answer

constant

Answer

term

Answer

polynomial

Answer

coefficient

Polynomials: classifying, add, subtract, multiply, divide, zeros

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