Verify the Identity sin(B)+cos(B)cot(B)=csc(B)

Math
Start on the left side.
Write in sines and cosines using the quotient identity.
Write as a fraction with denominator .
Combine.
Multiply .
Multiply by .
Apply Pythagorean identity in reverse.
Simplify.
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Simplify the numerator.
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Rewrite as .
Since both terms are perfect squares, factor using the difference of squares formula, where and .
To write as a fraction with a common denominator, multiply by .
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Combine.
Multiply by .
Combine the numerators over the common denominator.
Simplify the numerator.
Rewrite as .
Because the two sides have been shown to be equivalent, the equation is an identity.
is an identity
Verify the Identity sin(B)+cos(B)cot(B)=csc(B)

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