Quadratic Formula

How many solutions does the equation 4x² + 4x + 1 = 0 have?

• 0

• 1

• 2

• More than 2

find x for
2x²-8x-24=0

• x= 6, -2

• x= 2, -6

• x= 4, 2

• x= 2, 6

• 4, -5/3
• 2/3, 6
• 4/7,6
• -3/8,-7

If the discriminant is zero you will have

• no real solutions

• two real solutions

• 1 real solution

• 1 imaginary solution

If the discriminant is a perfect square you will have.....

• two real solutions

• two irrational solutions

• one solution

• two imaginary solutions

If the discriminant is not a perfect square, then you will have

• two real solutions

• two irrational solutions

• two imaginary solutions

• one solution

If the discriminant is negative, you will have....

• two real solutions

• two irrational solutions

• two imaginary solutions

• one solution

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• -4.9 and -0.1

• -8.54 and 8.54

• -0.45 and 3.55

• -6.77 and 1.77

Use the quadratic formula to find the solutions for
y = 2x² - 9x + 5

• -8.14 and -6.14

• 4.07 and 3.07

• 3.85 and 0.65

• ZERO solutions

Solve     8x² - 6x + 1 = 0

• No Solution

• 0 or 1

• -0.5 or -0.25

• 0.25 or 0.5