CCSS.Math.Content.HSA.REI.B.4

What are the values of x when y = 0?

• { -3, 1 }
• { -2 }
• { -3, -1 }
• { 1, 3 }

Tags

CCSS.Math.Content.HSA.REI.B.4

Solve
a² + 2a - 24 = 0

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

Tags

CCSS.Math.Content.HSA.REI.B.4

Find the vertex.
y = 2x² - 8x + 9

• (1,2)
• (2, 33)
• (2,1)
• (33, -2)

Tags

CCSS.Math.Content.HSA.REI.B.4

What are the X-Intercepts, Roots, Zeros, and Solutions?

• {0, -8}
• {8, 0}
• {4, -4}
• {-4, -4}

Tags

CCSS.Math.Content.HSA.REI.B.4

If the discriminant is zero you will have

• no real solutions
• two real solutions
• 1 real solution
• 1 imaginary solution

Tags

CCSS.Math.Content.HSA.REI.B.4

Solve
x² + 13x + 12 = 0

• x = -1, x = -12
• x = -1, x = -24
• x = -2, x = -6
• x = -2, x = -12

Tags

CCSS.Math.Content.HSA.REI.B.4

Solve:
x² - 49 = 0

• x = -7, x = 7
• x = -7
• x = 7
• x = -7, x = 1

Tags

CCSS.Math.Content.HSA.REI.B.4

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.Math.Content.HSA.REI.B.4

A ball is thrown into the air with an upward velocity of 40ft/s. Its height h in feet after t seconds is given by the function :

h(t) = -16t² + 40t + 10

How many seconds does it take the ball to reach its maximum height?

• 1.25 seconds

• 1.4 seconds

• 2.5 seconds

• 2 seconds

Tags

CCSS.Math.Content.HSA.REI.B.4

Solve.

x² - 10 = -10

• x= 0

• No Real Number Solution

• x = ±5

• x = 2, 5

Tags

CCSS.Math.Content.HSA.REI.B.4