Quiz about Adding, Subtracting and Multiplying Polynomials

Question 1

Find the product.
(2y - 7)(3y + 5)

Accepted Answer

6y² -11y -35

Answer

y²+ 2y + 4

Answer

-35 -11y + 6y²

Answer

2y²-17y +30

Question 2

x³(2x²+3x)=

Accepted Answer

2x⁵+3x⁴

Answer

2x6+3x3

Answer

5x9

Answer

5x

Question 3

Find the product:
(n - 5)(n - 1)

Accepted Answer

n² - 6n + 5

Answer

n² - 5n + 5

Answer

n2 + 5

Answer

n² + 6n + 5

Question 4

Find the product:
(x + 7)²

Accepted Answer

x² + 14x + 49

Answer

x²+ 7x + 7x + 49

Answer

x²+ 7x + 7

Answer

7x²+ x + 7

Question 5

Find the product:
(7r+5)(5r+3)

Accepted Answer

35r²+46r+15

Answer

12r+8

Answer

78r3+15

Answer

35r²+20r+15

Question 6

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

Accepted Answer

21r²-43r+20

Answer

21r+43r²+9

Answer

7r+12r

Answer

r+2r

Question 7

How many terms are in the following polynomial?
3x³ - 2y + 8x -16

Accepted Answer

4

Answer

1

Answer

2

Answer

5

Question 8

Which of the following are examples of like terms?

Accepted Answer

-3x and 3x

Answer

2 and 2x

Answer

y3 and x3

Answer

y and x

Question 9

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

Accepted Answer

5x + 3y

Answer

3x + 5y

Answer

5x + 7y

Answer

7xy + 1xy

Question 10

What are the coefficients in this polynomial?
p³r - 2pqr - 6

Accepted Answer

1, -2

Answer

1, -2, -6

Answer

-2, -6

Answer

1, -6

Question 11

Multiply the binomials (2x² - 3)(4x - x)

Accepted Answer

6x3 - 9x

Answer

10x² - 15x

Answer

6x² - 12x - 3x

Question 12

Multiply
(x²-2x+1)(x+1)

Accepted Answer

x³-x²-x+1

Answer

x3-2x+2

Answer

x³+x²+x+1

Answer

x³-3x²-3x+1

Question 13

Use the distributive property to simply the expressions below:
3(x + 10)

Accepted Answer

3x + 30

Answer

3x + 10

Answer

3 + x + 10

Answer

x + 30

Question 14

Use the distributive property to simply the expressions below:
-2(x + 5)

Accepted Answer

-2x + (-10)

Answer

-2x + 5

Answer

2x + 10

Answer

2x + 5

Question 15

Use the distributive property to simply the expressions below:
5(2x - 7)

Accepted Answer

10x - 35

Answer

2x - 7

Answer

2x - 35

Answer

10x + 35

Question 16

Use the distributive property to simply the expressions below:
3x(3 + 10)

Accepted Answer

39x

Answer

9x + 30x

Answer

9x + 10x

Answer

3x + 30

Question 17

Simplify    5(2 - 7n)

Accepted Answer

10 - 35n

Answer

52 - 7n

Answer

10 - 7n

Answer

10 + 35n

Question 18

Simplify   2(3x + 5)

Accepted Answer

6x + 10

Answer

23x + 5

Answer

6x + 5

Answer

11x

Question 19

Simplify   6(x + -2)

Accepted Answer

6x + -12

Answer

6x + -2

Answer

4x

Answer

6x - 2

Question 20

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

Accepted Answer

-2x² + 11x -4

Answer

2x²+ 3x +1

Answer

-2x²- 11x -4

Answer

2x² + 5x -7

Question 21

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

Accepted Answer

3y³+ 7y²- 4y + 3

Answer

4y² + 3y³ - y + 3

Answer

-y⁴ + 2y³-y - 4

Answer

4y³+ 3y²-3y + 1

Question 22

Multiply:
(x - 1)(x - 8)

Accepted Answer

x² - 9x + 8

Answer

x² + 9x + 8

Answer

x²+ 9x - 8

Answer

x² - 9x - 8

Question 23

Find the product:
(x + 5)(x - 4)

Accepted Answer

x² + 1x - 20

Answer

x² + 9x + 20

Answer

x² + 9x - 20

Answer

x² - 1x - 20

Question 24

Find the product:
(y - 3)(y + 7)

Accepted Answer

y² + 4y - 21

Answer

y2 - 21

Answer

y² + 10x - 21

Answer

2y - 10

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