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Simplifying Polynomial Expressions

Authored by AmberMae Krautter

Mathematics

9th - 12th Grade

CCSS covered

Used 4+ times

Simplifying Polynomial Expressions
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify the polynomial expression.

6x(x−5)6x\left(x-5\right)

6x2−30x6x^2-30x

6x2+30x6x^2+30x

6x2−16x^2-1

6x2+11x6x^2+11x

Tags

CCSS.HSA.APR.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify the polynomial expression.

−3(2x2−3x+4)-3\left(2x^2-3x+4\right)

−6x2+9x−12-6x^2+9x-12

−5x2+9x−12-5x^2+9x-12

−6x2−9x+12-6x^2-9x+12

−5x2−9x−12-5x^2-9x-12

Tags

CCSS.6.EE.A.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The equation A=(5x+2)(3x+1)A=\left(5x+2\right)\left(3x+1\right) represents the area of a rectangle.

Simplify to find the area.

15x2+5x+215x^2+5x+2

15x2+11x+215x^2+11x+2

8x+38x+3

15x+5x+315x+5x+3

Tags

CCSS.HSA.APR.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify the polynomial expression.

(x+7)(x+3)\left(x+7\right)\left(x+3\right)

x2+10x+21x^2+10x+21

x2+7x+3x^2+7x+3

x+10x+21xx+10x+21x

x+10x+3x+10x+3

Tags

CCSS.HSA.APR.A.1

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Simplify the expression.

10(2x+7)10\left(2x+7\right)

(a)  

Tags

CCSS.6.EE.A.3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The total revenue from selling concert tickets can be represented by the expression 3x(2x+1)+2x(x+4)3x\left(2x+1\right)+2x\left(x+4\right) .

Which expression represents the total revenue from selling the tickets?

5x2+11x5x^2+11x

8x2+58x^2+5

8x2+11x8x^2+11x

19x219x^2

Tags

CCSS.HSA.APR.A.1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A farmer will build a fence for his rectangular garden. The total cost to build the fence, C(x)C\left(x\right) , in dollars, can be modeled by the quadratic equations C(x)=5x+3x2+8C\left(x\right)=5x+3x^2+8 .

Identify the leading coefficient.

5

2

3

8

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