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Trigonometry Examples
Step 1
Rewrite the equation as .
Step 2
Step 2.1
Evaluate .
Step 2.2
Multiply by .
Step 3
Step 3.1
Divide each term in by .
Step 3.2
Simplify the left side.
Step 3.2.1
Cancel the common factor of .
Step 3.2.1.1
Cancel the common factor.
Step 3.2.1.2
Divide by .
Step 3.3
Simplify the right side.
Step 3.3.1
Move the negative in front of the fraction.
Step 3.3.2
Multiply by .
Step 3.3.3
Factor out of .
Step 3.3.4
Separate fractions.
Step 3.3.5
Divide by .
Step 3.3.6
Divide by .
Step 3.3.7
Multiply by .
Step 4
Add to both sides of the equation.