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Trigonometry Examples
Popular Problems
Trigonometry
Simplify tan(x)cot(x)-cos(x)^2
Step 1
Rewrite in
terms
of
sines
and
cosines
, then cancel the
common factors
.
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Step 1.1
Reorder and .
Step 1.2
Rewrite in
terms
of
sines
and
cosines
.
Step 1.3
Cancel the
common factors
.
Step 2
Apply pythagorean
identity
.
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