Quadratic Equations, Inequalities, Functions

Write Quadratic or Not Quadratic only.

5x² + 3x = 7

Which of the following is NOT an example of quadratic equations?

• 2x² - 3 = 2x

• -8x - 15 = -x²

• x + 3y = 45

• x² + 7x + 10 = 0

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 =3

• a=-4 b=-8 c=-3

• a=4 b=-8 c=-3

What is the standard form of 9x - 16 = 3x - x²?

• x² +12x -16 = 0

• 2x² + 9x -16 = 0

• x² + 6x -16 = 0

• -x² + 6x - 16= 0

• (x+9)(x-2)=0

• (x-9)(x-2)=0

• (x+9)(x+2)=0

• (x-9)(x+2)=0

Tags

CCSS.HSA-REI.B.4B

Give the correct factor of x² -12x + 27.

• (x + 3) (x + 9)

• (x - 3) (x - 9)

• (x - 3) (x + 9)

• (x + 3) (x - 9)

Solve for the values of x:
(x + 2)(x - 3) = 0

• A.

  { 2, 3 }

• B.

  { -2, -3 }

• C.

  { 2, 3 }

• D.

  { -2, 3 }

Tags

CCSS.HSA-REI.B.4B

What value of c would make this a perfect sqaure trinomial?
x² +8x + c

• A. 4

• B. 16

• C. 64

• D. - 16

Tags

CCSS.HSA-REI.B.4B

Which is the correct quadratic formula?

• 
• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

The following symbols are used to denote inequality except _______________________.

• >

• =

• <

• $\ge$

Tags

CCSS.6.EE.B.8