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Mathematics
Problem
For answers and explanations, turn to Chapter 19. 29. Find
d
y
d
x
\frac{d y}{d x}
d
x
d
y
if
cos
y
−
sin
x
=
sin
y
−
cos
x
\cos y-\sin x=\sin y-\cos x
cos
y
−
sin
x
=
sin
y
−
cos
x
.
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