Solving Quadratic Equations Test

The solutions of the quadratic equation 
x²+2x-15=0 are

• x = 3 or x = 5
• x = 5 or x = -3
• x = -5 or x = 3
• x = -3 or x = -5

Tags

CCSS.HSA-REI.B.4B

What are the solutions to this equation?
(3x-2)(5x+1)=0

• x=5/2,-1/3
• x=1/5,-2/3
• x=1/3,-5/2
• x=2/3,-1/5

Tags

CCSS.HSA-REI.B.4B

The standard form of a quadratic function is ax²+bx+c = 0.

• True

• False

Tags

CCSS.HSA.REI.B.4

Solve the equation by factoring:
x² -5x = 24

• x = ±√5
• x = -8 and 3
• x = 8 and -3
• No Real Solution

Tags

CCSS.HSA-REI.B.4B

Convert x²-9x+20 to factored form and solve.

• (x-10)(x+2); x=-2, 10
• (x+4)(x+5); x=-5, -4
• (x-4)(x-5); x=4, 5
• Not factorable

Tags

CCSS.HSA-REI.B.4B

Solve:   
10x² + 19x + 6 = 0

• -2/5, -3/2
• 3/5, 1/2
• 2/5, 3/2
• -3/5, -1/2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
3a² - 12a + 12 = 0

• -2
• 2
• 2/3
• 5

Tags

CCSS.HSA-REI.B.4B

Which is another way of correctly expressing
 (x  - 3)(x - 3)?

• (x² - 3²)
• (x² - 3)
• (x + 3)(x - 3)
• (x - 3)²

Tags

CCSS.HSA.APR.C.4

Solve  7x²  - 28x = 0

• x = 4, x = 7
• x = 0, x  = 4
• x = 0, x = -4
• x = -4, x = -7

Tags

CCSS.HSA-REI.B.4B

Solve the equation:
4x²+2x - 6 = 0

• x = 1 & -1.5
• x = -1 & 1.5
• x = (-2 ±√92)/8
• x = (-2 ± √100)/8

Tags

CCSS.HSA-REI.B.4B