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Mathematics
Problem
Simplify when possible. The answers are in Chapter 19. 10. Find
f
′
(
x
)
f^{\prime}(x)
f
′
(
x
)
at
x
=
2
x=2
x
=
2
if
f
(
x
)
=
(
x
+
4
)
(
x
−
8
)
(
x
+
6
)
(
x
−
6
)
f(x)=\frac{(x+4)(x-8)}{(x+6)(x-6)}
f
(
x
)
=
(
x
+
6
)
(
x
−
6
)
(
x
+
4
)
(
x
−
8
)
.
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