1.
Use the quadratic formula to solve 6
x
2
-
x
- 1 = 0.
A.
B.
C.
D.
Hint
2.
Solve the equation.
x
2
– 2
x
– 3 = 0
A.
x
= 5 and
x
= 0
B.
x
= –5 and
x
= 0
C.
x
= 3 and
x
= –1
D.
x
= 2 and
x
= –1
Hint
3.
In the quadratic formula, what does
b
2
– 4
ac
tell you.
A.
the places where a quadratic equation crosses the
x
-axis
B.
the number of solutions in a quadratic equation
C.
the solution(s) in a quadratic equation
D.
the vertex of a quadratic equation
Hint
4.
Find the quadratic equation with 0 solutions.
A.
x
2
+ 4
x
– 12 = 0
B.
x
2
– 12
x
+ 36 = 0
C.
x
2
– 2
x
+ 5 = 0
D.
x
2
– 2
x
– 3 = 0
Hint
5.
Find the quadratic equation with 1 solution.
A.
x
2
– 10
x
+ 21= 0
B.
4
x
2
+ 4
x
– 35= 0
C.
x
2
– 2
x
+ 2= 0
D.
x
2
+ 6
x
+ 9 = 0
Hint