#1 Solve: x2 – 3x = 10
#2 Solve: x2 + 81 = 0
#3 Solve by completing the square : x2 – 10x + 18 = 0
#4 Solve using the quadratic formula : x2 – 2x + 6 = 0
#5 Solve: 6x2 + 7x – 3 = 0
#6Solve: 3x2+ 24 = – 6x
#7 Solve: (3x – 1)2 – 5(3x – 1) – 14 = 0
#8 Solve: 
#9 Graph. Label all intercepts . y = –2x2 – 8x – 6
#10 Solve the inequality : –2x2 – 8x < 6
SOLUTIONS
#1 Solve:
#2 Solve:
#3 Solve by completing the square:
#4 Solve using the quadratic formula:
#5 Solve:
#6 Solve:
#7 Solve:
#8 Solve:
#9 Graph. Label all intercepts. y = –2x2 – 8x – 6
| To find the x- value of the vertex : |
 |
| To find the y-value of the vertex: |
| To find the x-intercepts: |
Vertex (h, k): (–2,2)
y-intercept (0,C): (0, –6)
x-intercepts: (–1,0),( –3,0)
#10 Solve the inequality:
The quadratic is < zero where the above graph is be low the
x -axis: 
