Unit 3A Test Review

x²+4x-32=0

• x= -8, 4

• x= 8, -4

• x= -8, -4

x²-14x-51=0

• x= 17, -3

• x= -17, 3

• x= -17, -3

x²=18x-81

• x= -9, -9

• x= 9, 9

• x= -9, 9

4x²+7x-17=3x²+12x-3

• x= -7, -2

• x= 7, -2

• x= -7, 2

3x²+9x-30=0

• x= 2, -5

• x= 5, -2

• x= -5, -2

5x²-25x=5x-40

• x= -4, -2

• x= -4, 2

• x= 4, 2

x²-7x=0

• x= 0, -7

• x= 0, 7

3x²-48=0

• x= 4, 4

• x= -4, -4

• x= -4, 4

What are the factors AND solutions of x² + 2x – 3 = 0

• (x - 2)(x + 1); x=2, x=-1
• (x + 1)(x - 3); x=-1, x=3
• (x + 2)(x - 1); x=-2, x=1
• (x - 1)(x + 3); x=1, x=-3

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, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3