Solving quadratics

Solve using the Quadratic formula.  $x^2-5x-2=0$  

•  $x=\frac{5\pm\sqrt{33}}{2}$  

• no real solution

•  $x=\frac{5+\sqrt{33}}{2}$ 

• 7

Find the solutions of this quadratic.  $\left(5b-4\right)\left(b+3\right)=0$  

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Solve the equation using square roots.
x² = 121

• 60.5
• ± 11
• ± 12
• 11

Tags

CCSS.8.EE.A.2

Solve the equation using the zero product property.
(x- 9)(x + 3) = 0

• x = 3 or x = 9
• x = 3 or x = -9
• x + -3 or x = 9
• x = -3 or x = -9

Tags

CCSS.HSA-REI.B.4B

Solve the equation using the zero product property.
3x ( 2x - 4) = 0

• x = -1/3 or x = -2
• x = 0 or x = 2
• x = 0 or x = -2
• x = -1/3 or x = 2

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.
x² - 35x - 36

• -1, 36
• 1, -36
• -6, 6
• -6

Tags

CCSS.HSA-REI.B.4B

Use the Quadratic Formula to solve the Quadratic Equation.
x² + 5x - 36

• -9, 1
• -9, 4
• 9, 4
• 9, -4

Tags

CCSS.HSA-REI.B.4B

Simplify √50

• 5√10
• 10√5
• 5√5
• 5√2

Tags

CCSS.HSN.RN.A.2