Solution to Quadratic Equations

How many solutions does this system of equations have?

• one solution

• two solutions

• no solutions

• All of the above

Tags

CCSS.HSA.REI.C.7

Solve the equation using the quadratic formula.

4x² +9x = 12x

• x = {0, 3/4}

• x = {0, -3/4}

• x = {0, 4/3}

• no solution

Tags

CCSS.HSA-REI.B.4B

Use the discriminant to find the number of solutions for the following equation. y = x² +10x + 25

• 2 solutions

• 1 solution

• 0 solutions

Tags

CCSS.HSA-REI.B.4B

Use the discriminant to find the number of solutions for the following equation.

y = -3x² +5x - 8

• 2 solutions

• 1 solution

• 0 solutions

Tags

CCSS.HSA-REI.B.4B

Use the discriminant to find the number of solutions for the following equation.

y = 4x² - 9

• 2 solutions

• 1 solution

• 0 solutions

Tags

CCSS.HSA-REI.B.4B

How many solutions can a quadratic have?

• 1 solution

• 3 solutions

• 0 solutions

• 2 solutions

What can the roots to a quadratic equation be called?

• zeros

• solutions

• x-intercepts

• none of the choices

Tags

CCSS.HSA-REI.B.4B

What is the quadratic formula?

• 
• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

Solve the equation using the quadratic formula.

x² + 7x = x - 10

• -6/2 + √4

• -6/2 - √4

• no solution

• ∅

Tags

CCSS.HSA-REI.B.4B

Which value is the vertex?

• (-4, 0)

• (-1, -9)

• (0, -8)

• (2, 0)