Quadratics Quiz Review

Quadratics Quiz Review

Factor out a GCF

Multiple Choice

Factor out the GCF:
10x³ - 15x

• x(10x² - 15)
• 5x(2x² - 3)
• 5(2x³ - 3x)
• 5x²(10x - 3)

Factor - slide and divide

Multiple Choice

Factor:
 4x²-16x-9

• (2x-9)(2x+1)
• (2x+9)(2x-1)
• (4x-1)(x+9)
• (x+1)(4x-9)

Solve by factoring

Multiple Choice

• -2, 4
• -8
• ±8
• No real solution

Solve using the quadratic formula

x =

 $\frac{-\left(b\right)\pm\sqrt{\left(b\right)^2-4\left(a\right)\left(c\right)}}{2\left(a\right)}$  

Multiple Choice

• A
• B
• C
• D