Download 1. Solve: x2 + 9x = 1 2. Solve: 5x(x - 1) – 7 = 4x(x - 2

CE Math 1010 Test 8 Test Review
1. Solve:
x2 + 9x = 1
2. Solve:
5x(x - 1) – 7 = 4x(x - 2)
3. Solve:
2x2 - 4x + 5 = 0
4. Solve:
4x2 + 9 = 0
5. Solve:
0 = (x + 1) 2 – 100
Name ________________________________________
6. Find the vertex and state whether it is a maximum or minimum: y = x2 + 6x + 5
7. A ball is launched off an 84-foot tall cliff. The height of the ball is given by the function:
h(t) = -16t2 + 32t + 84. How long after the ball is launched will it hit the ground?
What is the maximum height of the ball?
CE Math 1010 Test 8 Test Review
Name ________________________________________
8. An object is thrown upward so that its distance, in feet, above the ground after t seconds is
h = -15t2 + 450t. What is its maximum height?
When does the object hit the ground?
9. Solve by completing the square:
x2 + 8x + 5 = 0
10. Solve by completing the square:
x2 + 5x – 3 = 0
11. Solve by completing the square:
3x2 + 7x = 2
12. Find the discriminant and determine the type and number of solutions the equation has:
+6=0
x2 + 4x
CE Math 1010 Test 8 Test Review
Name ________________________________________
13. Find the domain and range of the graph:
Domain _______________
Range ________________
14. Graph:
y = -2(x + 3)2+1
Domain _______________
Range ________________
𝑦𝑦 =
1
(𝑥𝑥 + 4)2 + 1
2
Domain _______________
Range ________________
Y = (x+1)2
15. Graph:
f(x) = -3x2 + 6x + 2
y = x2 - 6x + 4
f(x) = 2x2 + 12x + 16