Quadratic Equations Review

What are the solutions for this quadratic equation?

• -4 and 0

• 4 and 0

• -2 and 4

• -2 and -4

What is the complete square corresponding to x² – 12x?

Tags

CCSS.HSA-REI.B.4B

Which is one of the solutions to the following equation?

• 2

• -2

• -3

• -5

Tags

CCSS.HSA-REI.B.4B

What is the function f(x) = (x + 1)² – 4 in factored form?

Tags

CCSS.HSA.APR.C.4

What is the function f(x) = x² + 16x + 40 in vertex form?

A ball is thrown vertically upward from the height of 1.35 meters. The height (in meters) of the ball above the ground is modeled by the equation y = -5t² + 3t + 1.35, where t is the time in seconds from the moment the ball was released. How much time did it take the ball to hit the ground?

• 0.4 seconds

• 0.6 seconds

• 0.9 seconds

• 1.8 seconds

Which statement best explains why there is no real solution to the following quadratic equation?

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What are the solutions to the given equation?

• x = 5, x = -5

• x = 12.5, x = -12.5

• x = 25, x = -25

• x = 625, x = -625

Tags

CCSS.HSA-REI.B.4B

What are the solutions of the quadratic equation below?

Tags

CCSS.HSA-REI.B.4B

The solutions of the quadratic equation
x²-5x+6=0 are

• x=1 or x=-6

• x=3 or x=2

• x=-3 or x= 2

• x=-1 or x=6

Tags

CCSS.HSA-REI.B.4B