Solving Quadratics by Factoring & Simplifying Expressions

Solve
x² + 2x - 24 = 0

• x = -6, x = 4
• x = 6, x = -4
• x = 12, x = -2
• x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

Solve

x² + 9x + 20 = 0

Select all that apply

• x = -5

• x = -3

• x = -4

• x = -6

Solve:
x² - 49 = 0

• x = -7, x = 7
• x = -7
• x = 7
• x = -7, x = 1

Tags

CCSS.HSA-REI.B.4B

Solve
 3x² + 5x - 12 = 0

• x = -4/3, x = 3
• x = 4/3, x = -3
• x = -1, x = 4
• x = 1, x = -4

Tags

CCSS.HSA-REI.B.4B

Solve

x² = 18x - 81

• x = 0

• x = 9

• x = -9, 9

• x = -9

Solve

2x² + 17x = -21

• x= ^-21/₂, -17

• x= ²/₃, 16

• x=-7, ^-3/₂

• x=15, ^-3/₇

Solve using Zero-Product Property

(x - 11)(5x + 1) = 0

• x = 11 or x = -1/5

• x = -11 or x = -1/5

• x = 11 or x = 1/5

• x = -11 or x = 1/5

Simplify the following expression

(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x + 1

• -2x² - 11x - 4

• 2x² + 5x - 7

• -2x² + 11x - 4

Simplify the following expression

(3- 2x + 2x²) - (4x -5 +3x²)

• x² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

Simplify the following expression.

(b + 3)(b² + 2b + 1)

• b³ + 6b² + 6b + 3

• b³ + 5b² + 7b + 3

• 4b³ + 8b² + 3b

• 3b³ + 6b² + 3b