AP Calculus BC Quiz
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DIFFERENTIATION: DEFINITION AND FUNDAMENTAL PROPERTIES
Question 1
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The cost function is
C
(
x
)
=
12
x
4
−
5
x
3
+
2
x
+
11
C(x)=12x^4-5x^3+2x+11
C
(
x
)
=
12
x
4
−
5
x
3
+
2
x
+
11
. What is
C
′
(
x
)
C'(x)
C
′
(
x
)
?
A
48
x
3
−
15
x
2
+
2
48x^3-15x^2+2
48
x
3
−
15
x
2
+
2
B
48
x
4
−
15
x
3
+
2
x
48x^4-15x^3+2x
48
x
4
−
15
x
3
+
2
x
C
12
x
3
−
5
x
2
+
2
12x^3-5x^2+2
12
x
3
−
5
x
2
+
2
D
48
x
3
−
15
x
2
+
2
x
+
11
48x^3-15x^2+2x+11
48
x
3
−
15
x
2
+
2
x
+
11
E
36
x
3
−
10
x
2
+
2
36x^3-10x^2+2
36
x
3
−
10
x
2
+
2
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