Unit 9 REVIEW: Factoring

What technique can be use to add polynomials?

• combining like terms
• counting the exponents
• subtracting the coefficients
• multiplying the variables

Tags

CCSS.HSA.APR.A.1

Simplify the expression:
( - 8v⁴ + 4v³ + 3v)
+ (- 8v⁴ + 4v - 7)

• -17v⁴ + 4v³ + 2v - 7
• -16v⁴ + 4v³ + 10v - 7
• -16v⁴ + 4v³ + 7v - 7
• -16v⁴ + 4v³ + 2v - 7

Tags

CCSS.HSA.APR.A.1

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

• 2x² + 3x + 1
• -2x² - 11x - 4
• 2x² + 5x - 7
• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z

• 4x + y + 6z

• -4x - y + 6z

• -4x + y + 6z

• None of these

Tags

CCSS.HSA.APR.A.1

What's the first step when SUBTRACTING polynomials?

• Just add like terms.

• Distribute the minus sign and then add like terms!

• Do nothing.

• Run away.

Simplify the expression:
(- 6p⁴  + p³ + 1)
- ( 8p⁴- 8p³ + 7)

• -14p⁴ + 9p³ - 6
• -14p⁴ + 9p³ + 6
• -14p⁴ + 9p³ - 1
• -15p⁴ + 9p³ + 6

Tags

CCSS.HSA.APR.A.1

(3x + 4y - 3z) - (2x - 6y + 7z)

• x + 10y - 10z
• -x +10y - 10z
• x -10y - 10z
• -x -10y - 10z

Tags

CCSS.HSA.APR.A.1

Simplify each expression.
(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7
• 5b⁴ - 2b³ + 4
• b⁴ - 2b³ + 7
• 5b⁴ - 2b³ + 7

Tags

CCSS.HSA.APR.A.1

Simplify:

5(3x+2)

• 3x+10

• 15x+10

• 15x-10

• 3x-10

Tags

CCSS.6.EE.A.3

Simplify:
2x ( -2x -3)

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

Tags

CCSS.7.EE.A.1