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College Algebra
Final Review
EXAM ONE QUESTIONS—
YOU MAY USE –
= ±

x
b b2 4ac2a
1.
:
+
= +
Use the square root to solve
x b22 c b22
2.
:
+
+
=
Complete the square to solve
x2
10x 18
0
3.
:

= 
Find the imaginary solution
4m 72
27
4.
:

+
=
Use the quadratic formula to solve
m2 8m 15 0
5.
:

=
Use the quadratic formula to solve
x24 x2 1
6.
:
=
+

Use the quadratic equation to solve
k
k 153k 1
7.
:
=

Solve and identify true solutions
x
7x 10
8.
:

=
Solve and identify true solutions
3 1t 2t2
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:
+
=
Solve and identify true solutions
k
k 12
10.
=
.
Solve I
ksd2 for d
11.
=
.
Solve p
klg
for g
12.
=
.
Solve F
kd
for d
13.
An object is projected directly upward from the ground.
After t
seconds its distance in feet above the ground is
given as
14.
s(t) = 144t  16
t2
.
After how many seconds will the
object be 128 feet above the ground?
15.

≤ .
.
Solve and graoh 4x2 9
0
Use interval notation
16.
+
< .
.
Solve and graph x2
2x
0
Use interval notation
17.
18.
19.
Exam Two –
20.
You may use:
= ±

x
b b2 4ac2a
, a(x – h) + k ,
=

,
= 
x
b2a
y f
b2a
1.
Given
=

=
+
fx
4x2 2x and gx
8x 1
21.
Find the composition:
°
( )
f
gor f g 2
2.
Given
=
+
= 
+
+
fx
5x 3 and gx
x2
4x 3
22.
Find the composition
:
°
( )
f
gx or
fg x
.
3.
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This note was uploaded on 01/05/2011 for the course MATH 240 taught by Professor Staff during the Spring '08 term at Pittsburgh.
 Spring '08
 Staff

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