Unit 10 Retest

Factor 25x² - 81.

• (5x -  9)(5x + 9)
• (5x - 9)(5x - 9)
• (5x + 9)(5x + 9)
• cannot be factored

Tags

CCSS.HSA.APR.C.4

Mathematical Equivalence

ON

Factor using the GCF.

6m² + 16m

• 2(3m² + 8m)

• 2m(3m + 8)

• 2m(3m - 8m)

• Prime

Tags

CCSS.6.EE.A.3

CCSS.6.NS.B.4

What is the area? There are 2 answers.

• 2x² + 5x + 7

• x² + 5x + 7

• x² + 5x + 6

• (x+2)(x+3)

Tags

CCSS.HSA.APR.A.1

What is the area of the algebra tiles?

• 4x² + 2

• 2x² + 2

• 6x + 6

• 2x² + 2x + 2

Tags

CCSS.6.EE.B.6

What is the proper way to write the answer for the following problem?

• 2x³-x²-25x+12

• 2x⁴-x³-25x²-12x+0

• 2x³-x²-25x-12

• 2x⁴-x³-25x²-12x-0

Tags

CCSS.HSA.APR.D.6

Is this division problem worked correctly?

• This is correct!
• This is incorrect!

Tags

CCSS.HSA.APR.D.6

Identify the missing term to complete the solution.

• -7

• 7

• -57

• 57

Tags

CCSS.HSA.APR.D.6

It's time to write the answer. What goes in the yellow area?

• 9

• -9

Tags

CCSS.HSA.APR.B.2

Cam divided (x⁴ + 3x² - 4x - 2) by factor of (x-2) using synthetic division. His work is shown above. Which best describes his mistake?

• Cam wrote the remainder incorrectly.

• Cam did not use a zero place holder for the x³ term.

• Cam added instead of subtracting the rows.

• Cam should have used -2 as his division since the factor was x-2.

Tags

CCSS.HSA.APR.D.6