Review Solving Quadratics

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96

Tags

CCSS.8.EE.A.2

Solve
a² + 2a - 24 = 0

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

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots:
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solution

Tags

CCSS.HSA-REI.B.4B

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3
• a = 4, b =-8, c =-3
• a = 4, b = 8, c = 3
• a = 4, b = 8, c = -3

Tags

CCSS.HSA.REI.B.4

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

Tags

CCSS.HSA.SSE.B.3

 $x^2+5x\ +8\ =0$  

Solve the given equation using the Quadratic Formula. Make sure you fully simplify your answer.

•  $\frac{-5\pm\sqrt{57}}{2}$  

•  $\frac{5\pm\sqrt{57}}{2}$  

•  $\frac{-5\pm i\sqrt{7}}{2}$  

•  $\frac{5\pm i\sqrt{7}}{2}$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

 $x^2-6x\ +12\ =0$  

Solve the given equation using the Quadratic Formula. Make sure you fully simplify your answer.

•  $3\pm i\sqrt{3}$  

•  $3\pm\ \sqrt{3}$  

•  $\frac{6\pm\sqrt{-12}}{2}$  

•  $3\pm i$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

 $-2x^2-1x\ -7\ =0$  

Solve the given equation using the Quadratic Formula. Make sure you fully simplify your answer.

•  $\frac{1\pm i\sqrt{55}}{-4}$  

•  $\frac{1\pm i\sqrt{55}}{4}$  

•  $\frac{1\pm2\sqrt{14}}{-4}$  

•  $\frac{1\pm2\sqrt{14}}{4}$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

 $3x^2-8x\ +2\ =-5x\ -\ 11$  

Put the following quadratic into standard form.

•  $3x^2-13x\ -9\ =0$  

•  $3x^2+6x\ -9\ =0$  

•  $3x^2-3x\ +13\ =0$  

•  $6x^2+13\ =0$  

Tags

CCSS.HSA.SSE.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.2