Algebra Final Exam Review, Day-2

Factor Completely

5x²-28x+32

• (3x-10)(x+6)

• (x-8)(5x-4)

• (5x-8)(x-4)

• (5x-8)(x+7)

Simplify (-4r⁵)(2r⁸)

• -8r¹³
• -2r¹³
• -8r⁴⁰
• -2y⁴⁰

Tags

CCSS.HSA.APR.A.1

 $\left(8x^3\right)\left(-7x^4y^3\right)$  

•  $\frac{8x^3}{7x^4y^3}$  

•  $x^7y^3$  

•  $-56x^7y^3$  

•  $\frac{8}{7xy^3}$  

Tags

CCSS.HSA.APR.A.1

Factor x² – 16.

• (x + 2)(x – 8)
• (x – 4)(x – 4)
• (x + 4)(x + 4)
• (x + 4)(x – 4)

Tags

CCSS.HSA.APR.C.4

Multiply:

 $\left(2x-7\right)\left(x+2\right)$  

•  $2x^2-5x+4$  

•  $2x^2+3x+14$  

•  $2x^2-3x-14$  

•  $x^2+3x-14$  

Tags

CCSS.HSA.APR.A.1

 $\frac{x^{10}y^{10}z^{10}}{x^3y^2z}$  

•  $x^{13}y^{12}z^{11}$  

•  $\frac{1}{x^7y^8z^9}$  

•  $x^7y^8z^9$  

•  $\frac{1}{x^{13}y^{12}z^{11}}$  

Tags

CCSS.HSA.APR.A.1

What is the vertex?

• (3, 1)

• (0, 7)

• (1, 3)

• (7, 0)

Solve using the Quadratic formula.
y = 3 $x^2$   - 4x - 5

•  $\frac{4\pm2\sqrt{17}}{6}$  

•  $\frac{2\pm\sqrt{19}}{3}$  

•  $\frac{-4\pm\sqrt{76}}{6}$  

• No Solution

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.

y = 2x² - 3x - 20

• -8, 5

• 4, -5

• 4, - $\frac{5}{2}$

• -4, $\frac{5}{2}$

Tags

CCSS.HSA-REI.B.4B

Simplify the expression.

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7

• 3a³ - 4a² - 14a - 7

• 5a³ - 4a² - 20a - 7

• 5a³ - 9a² - 20a - 7

Tags

CCSS.HSA.APR.A.1