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Trigonometry Examples
Step 1
Step 1.1
Simplify each term.
Step 1.1.1
Apply the distributive property.
Step 1.1.2
Move to the left of .
Step 1.1.3
Apply the distributive property.
Step 1.1.4
Multiply by .
Step 1.2
Reorder factors in .
Step 2
Step 2.1
Factor out of .
Step 2.1.1
Factor out of .
Step 2.1.2
Factor out of .
Step 2.1.3
Factor out of .
Step 2.2
Factor out of .
Step 2.2.1
Factor out of .
Step 2.2.2
Multiply by .
Step 2.2.3
Factor out of .
Step 2.3
Factor out of .
Step 2.3.1
Factor out of .
Step 2.3.2
Factor out of .
Step 2.3.3
Factor out of .
Step 2.4
Add and .
Step 2.5
Subtract from .
Step 3
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 4
Step 4.1
Set equal to .
Step 4.2
Subtract from both sides of the equation.
Step 5
Step 5.1
Set equal to .
Step 5.2
Add to both sides of the equation.
Step 6
Step 6.1
Set equal to .
Step 6.2
Solve for .
Step 6.2.1
Add to both sides of the equation.
Step 6.2.2
Divide each term in by and simplify.
Step 6.2.2.1
Divide each term in by .
Step 6.2.2.2
Simplify the left side.
Step 6.2.2.2.1
Cancel the common factor of .
Step 6.2.2.2.1.1
Cancel the common factor.
Step 6.2.2.2.1.2
Divide by .
Step 7
The final solution is all the values that make true.
Step 8
The result can be shown in multiple forms.
Exact Form:
Decimal Form: