Input Quadratics

Given f(x) =
2x² + 5x - 17, find f(-1).

• f(-1) = -20

• f(-1) = -24

• f(-1) = 20

• f(-1) = -18

Tags

CCSS.HSF.IF.A.2

Find j(5)=

Tags

CCSS.HSF.IF.A.2

This is the graph of f(x). Find f(2)=

• 0

• -2

• 1

• 2

Tags

CCSS.HSF.IF.A.2

This is the graph of f(x). If f(x)=3, find x.

• x = -3

• x= -3, 3

• x= 2, -4

• x= 4

Tags

CCSS.HSF.IF.A.2

What are the solutions to the quadratic equation?

• x = -4

• x = 1

• x = -1

• x = 2

• x = 4

Select the solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

The quadratic function y = -2x² + 4x + 6 is pictured. What are the solutions to the equation 7.5 = -2x² + 4x + 6?

• x = 0.5

• x = 1.5

• x = 1

• x = 8

• x = 6

Solutions of a quadratic equation are also called

• roots

• x-intercepts

• zeros

• All of the above

Matching. When solving a quadratic equation, if you have the number under the radical what would your answer look like?

• no real solution

• 1 answer

• 2 whole/fractions

• 2 decimals/radicals

Tags

CCSS.HSA-REI.B.4B

When solving a quadratic equation, if you have the number under the radical what would your answer look like?

• 2 decimals/radicals

• 2 whole/fractions

• no real solution

• 1 answer

Tags

CCSS.HSA-REI.B.4B