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Trigonometry Examples
Step 1
Step 1.1
Factor out of .
Step 1.1.1
Factor out of .
Step 1.1.2
Factor out of .
Step 1.1.3
Factor out of .
Step 1.1.4
Factor out of .
Step 1.1.5
Factor out of .
Step 1.2
Factor using the perfect square rule.
Step 1.2.1
Rewrite as .
Step 1.2.2
Check that the middle term is two times the product of the numbers being squared in the first term and third term.
Step 1.2.3
Rewrite the polynomial.
Step 1.2.4
Factor using the perfect square trinomial rule , where and .
Step 2
Step 2.1
Divide each term in by .
Step 2.2
Simplify the left side.
Step 2.2.1
Cancel the common factor of .
Step 2.2.1.1
Cancel the common factor.
Step 2.2.1.2
Divide by .
Step 2.3
Simplify the right side.
Step 2.3.1
Divide by .
Step 3
Set the equal to .
Step 4
Add to both sides of the equation.