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Mathematics
Mathematics
Problem
Now try these problems. The answers are in Chapter 23, starting on page 472. 7. Find
d
4
y
d
x
4
\frac{d^{4} y}{d x^{4}}
d
x
4
d
4
y
if
y
=
sin
2
x
y=\sin 2 x
y
=
sin
2
x
.
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