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# Trigonometry Examples

Interchange the variables.

Rewrite the equation as .

Divide each term by and simplify.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Take the inverse sine of both sides of the equation to extract from inside the sine.

Replace the with to show the final answer.

Set up the composite result function.

Evaluate by substituting in the value of into .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Since , is the inverse of .