Weekly Test #4 - Multiply Polynomials

Fill in the blank:
2(x + 7) = 2x + __

• 7
• 14
• 7x
• 14x

Tags

CCSS.6.EE.A.3

Simplify the following expression:

9x + 15x + 7x

• 18x

• 31x

• 945x

• 17x

Tags

CCSS.7.EE.A.1

According to exponent rules, when we multiply the expressions we _______ the exponents.

• add

• subtract

• multiply

• divide

Tags

CCSS.8.EE.A.1

Use distributive property to simplify the expression:

10x (2x² + 3x + 4)

• 20x³+30x²+40x

• 20x²+30x+40

• 12x³+13x²+14x

• 12x²+13x+14

Tags

CCSS.HSA.APR.A.1

Simplify:  (5p⁹q³)(2pq⁷)

• 7p¹⁰q¹⁰
• 10p⁹q²¹
• 10p¹⁰q¹⁰
• 10p⁸q^-4

Tags

CCSS.HSA.APR.A.1

Simplify the expression"

(2x⁴y⁵)(-3x²y⁷)

• 6x⁶y¹²
• -1x⁶y^-2
• -6x²y²
• -6x⁶y¹²

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Abigail is planning to build a rectangular garden. The length of the garden is represented by (3x – 1) meters and the width is represented by (x + 5) meters. Find the area of the garden in terms of x.
(3x – 1)(x + 5) 

• 3x² + 4x + 5

• 3x² + 4x - 5

• 3x² + 14x + 5

• 3x² + 14x - 5

Tags

CCSS.HSA.APR.A.1

Danna is planning a garden and wants to calculate the area of a rectangular section. If the length of the section is (x - 3) meters and the width is (x + 10) meters, what is the expression for the area of the garden?

• x^2 - 7x + 13

• x^2 - 6x - 30

• x^2 + 7x - 30

• x^2 + 13x + 30

Tags

CCSS.HSA.APR.A.1

• 7x²+41x+24

• 12x²+32x+24

• 12x²+41x+24

• 12x²+41x+16

Tags

CCSS.HSA.APR.A.1