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Mathematics
Mathematics
Problem
For answers and explanations, turn to Chapter 19. 26. Find
d
y
d
x
\frac{d y}{d x}
d
x
d
y
if
y
=
2
sin
3
x
cos
4
x
y=2 \sin 3 x \cos 4 x
y
=
2
sin
3
x
cos
4
x
.
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