1.
The Quadratic Formula is developed by __________ a general form of a quadratic equation.
A.
factoring
B.
completing the square for
C.
graphing
D.
finding the vertex of
Hint
2.
Use the Quadratic Formula to solve –2
x
2
+ 3
x
– 7 = 0.
A.
B.
C.
D.
There are no real solutions for
x
.
Hint
3.
Use the quadratic formula to solve the equation
x
2
+
x
– 2 = 0.
A.
x
= -1,
x
= 2
B.
x
= 3,
x
= 4
C.
x
= 1,
x
= -2
D.
x
= -3,
x
= -4
Hint
4.
Use the quadratic formula to solve the equation 4
x
2
+ 3
x
+ 3 = 0.
A.
x
0.569,
x
-1.319
B.
x
-0.569,
x
1.319
C.
no solution
D.
x
-0.569,
x
-1.319
Hint
5.
Paco is playing volleyball with his friends. He hits the ball over the net. The formula for the ball's height is
h
(
t
) = -4.9
t
2
+14
t
+ 1 Find the amount of time,
t
, the volleyball will travel if it is not hit.
A.
2.93 seconds
B.
3.56 seconds
C.
0.07 seconds
D.
0.12 seconds
Hint