Expand Using Sum/Difference Formulas csc(pi/2-theta)
Replace with an equivalentexpression using the fundamental identities.
Use a sum or differenceformula on the denominator.
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Use the differenceformula for sine to simplify the expression. The formula states that .
Remove parentheses.
Simplify each term.
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The exact value of is .
Multiply by .
The exact value of is .
Multiply by .
Multiply by .
Add and .
Convert from to .
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