Math 130 Final Exam Key Fall 2003
PART A
Question Answer Letter
1 d x x x( ) = − +
25 9 C
2 None of these. E
3
f x x x
x
( ) =− −
+
23 10
2
A
4
f x if x
if x
( ) =− >
<
2 0
2 0
C
5 -480° D
6
csc
x
B
7 2cos
θ
C
8
(
)
y x p= − −cos 6 6 A
9
θ
π
θ
R
=
−
B
10 1
12
−x
C
PART B
Question Answer
1
3
1000
π
feet
2
3
4
π
ft/sec
3 2235 −−
4 48.4,80.1
≈
θ
5
7
5
π
6
19
38
7 xy 816
2−=
PART C
Question Answer
1
)(
3
hxx +
−
2
2
−
and graph
3
13
7
,
7
13
,
13
6
,
6
7−
4
2
),0,(,1,
π
π
−−∞
5 207 m
6
°
°
≈
143,37
θ
7
52
)23( +−
8
10
215 −
−
9 4.9 hr
10 389 m
11 9)3( 22 =−+ yx and graph
12 )2(12)3( 2+=− xy
13 153 ft
14
xyAsym
FV
3
1
:
)0,102(),0,6(
±=
±±