Quiz about Test on Characteristics Adding Subtracting and Multiplying Polynomials

Question 1

Simplify:

2x²(5x²+3x+4)

Accepted Answer

10x⁴+6x³+8x²

Answer

7x⁴+5x³+6x²

Answer

7x2+5x+6

Answer

10x2+6x+8

Question 2

Multiply 7x²y³ (2x⁴y⁵+6xy³)

Accepted Answer

14x⁶y⁸+42x³y⁶

Answer

14x⁸y¹⁵+42x²y⁹

Answer

9x⁶y⁸+13x³y⁶

Answer

14x⁶y⁸+42x²y⁶

Question 3

When Multiplying Polynomials like (x - 2) (x + 9) which methods can you use? Choose ALL that are correct.

Accepted Answer

Box Method

Accepted Answer

FOIL

Answer

CLT

Answer

PEMDAS

Question 4

Question 4.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 5

(2x + 3)(3x + 4)

Accepted Answer

6x² + 17x + 12

Answer

6x² + 17x + 7

Answer

6x² + 8x + 12

Answer

6x² + 9x + 12

Question 6

(4x + 3)(x + 2)

Accepted Answer

4x² + 11x + 6

Answer

x² + 11x + 6

Answer

4x² + 8x + 6

Answer

4x² + 3x + 6

Question 7

(x-7)(x+7)

Accepted Answer

x2-49

Answer

x2+49

Answer

x2-14x+49

Answer

x2-14x-49

Question 8

(x-3)(x²+2x+7)

Accepted Answer

x³-x²+x-21

Answer

x³+5x+13x-21

Answer

x³-3x²+7x-21

Answer

x2+2x-3

Question 9

Simplify:

(2y+1)(4y-3) -(5y²+3)

Accepted Answer

3y2-2y-6

Answer

8y2-2y-3

Answer

3y2-2y

Answer

13y2-2y

Question 10

Simplify:

(x+4) + (x-2)(3x+5)

Accepted Answer

3x2-6

Answer

3x2-x-10

Answer

3x2-14

Answer

3x2+2x+14

Question 11

What is the area of this rectangle?

Accepted Answer

$$8x^2+28x+24\ units$$

Answer

$$8x^2+24\ units$$

Answer

$$12x+22\ units$$

Answer

$$6x+11\ units$$

Question 12

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 13

Add or Subtract to Simplify:

(4x²+ x) - (x²+ 2x)

Accepted Answer

3x2 - x

Answer

4x2 + 2x

Answer

3x2 + 3x

Answer

3x2 + 2x

Question 14

Add or Subtract to Simplify:
(5x + x² - 4) - (4x - x² + 6)

Accepted Answer

2x² + x - 10

Answer

2x² + x + 2

Answer

x + 2

Answer

x - 10

Test on Characteristics Adding Subtracting and Multiplying Polynomials

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