Honors Algebra 8.1 + 8.2 Review

Fill the blank space to complete the perfect square . Then, what would be the factored form of the resulting trinomial?

x²-18x+____

(x - ____)²

• 9 and 3 respectively

• 81 and 9 respectively

• -9 and -3 respectively

• -81 and -9 respectively

Solve x² - 5x + 10 = 0

• (5 - i√15)/2  ,  (5 + i√15)/2
• (5 - √15)/2  ,  (5 + √15)/2
• (5 - i√65)/2  ,  (5 + i√65)/2
• (5 - √65)/2  ,  (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4
• -4 & 10
• -8 & 4
• 8 & -4

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula.

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

What is this?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• The completing the square formula.

Complete the square.
x² + 14x + ____

• x² + 14x - 196
• x² + 14x + 49
• x² + 14x - 49
• x² + 14x + 196

Tags

CCSS.HSA-REI.B.4B

Which of the following are the solutions for x? (use the quadratic formula).

2x² - 4x + 7 =0

• $\frac{2\pm2i\sqrt{10}}{2}$

• $\frac{4\pm\sqrt{40}}{4}$

• $\frac{2\pm i\sqrt{10}}{2}$

• $\frac{2\pm2i\sqrt{40}}{4}$

The solutions to the equation 7x² + 1 = 8 are?

• ± 1

• ± 7

• ± √7

• ± 8

Find the solution(s) to the equation

(4x - 4)² = 64

• x = 3

• x = -1

• x = -3

• x = -1, 3

What is one of the solutions to this equation?
(2x - 1)² = 49

• 7
• -7
• -4
• -3

Tags

CCSS.8.EE.A.2