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Trigonometry Examples
Step 1
Step 1.1
Rewrite using the commutative property of multiplication.
Step 1.2
Combine and .
Step 1.3
Multiply .
Step 1.3.1
Combine and .
Step 1.3.2
Raise to the power of .
Step 1.3.3
Raise to the power of .
Step 1.3.4
Use the power rule to combine exponents.
Step 1.3.5
Add and .
Step 2
Subtract from both sides of the equation.
Step 3
Step 3.1
Finding the LCD of a list of values is the same as finding the LCM of the denominators of those values.
Step 3.2
The LCM of one and any expression is the expression.
Step 4
Step 4.1
Multiply each term in by .
Step 4.2
Simplify the left side.
Step 4.2.1
Simplify each term.
Step 4.2.1.1
Rewrite using the commutative property of multiplication.
Step 4.2.1.2
Multiply by .
Step 4.2.1.3
Rewrite using the commutative property of multiplication.
Step 4.2.1.4
Cancel the common factor of .
Step 4.2.1.4.1
Factor out of .
Step 4.2.1.4.2
Cancel the common factor.
Step 4.2.1.4.3
Rewrite the expression.
Step 4.2.1.5
Cancel the common factor of .
Step 4.2.1.5.1
Cancel the common factor.
Step 4.2.1.5.2
Rewrite the expression.
Step 4.2.1.6
Multiply by by adding the exponents.
Step 4.2.1.6.1
Move .
Step 4.2.1.6.2
Multiply by .
Step 4.2.1.7
Multiply by .
Step 4.3
Simplify the right side.
Step 4.3.1
Multiply .
Step 4.3.1.1
Multiply by .
Step 4.3.1.2
Multiply by .
Step 5
Step 5.1
Factor out of .
Step 5.1.1
Factor out of .
Step 5.1.2
Factor out of .
Step 5.1.3
Factor out of .
Step 5.1.4
Factor out of .
Step 5.1.5
Factor out of .
Step 5.2
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 5.3
Set equal to .
Step 5.4
Set equal to and solve for .
Step 5.4.1
Set equal to .
Step 5.4.2
Solve for .
Step 5.4.2.1
Move all terms not containing to the right side of the equation.
Step 5.4.2.1.1
Subtract from both sides of the equation.
Step 5.4.2.1.2
Add to both sides of the equation.
Step 5.4.2.2
Divide each term in by and simplify.
Step 5.4.2.2.1
Divide each term in by .
Step 5.4.2.2.2
Simplify the left side.
Step 5.4.2.2.2.1
Cancel the common factor of .
Step 5.4.2.2.2.1.1
Cancel the common factor.
Step 5.4.2.2.2.1.2
Divide by .
Step 5.4.2.2.3
Simplify the right side.
Step 5.4.2.2.3.1
Cancel the common factor of and .
Step 5.4.2.2.3.1.1
Factor out of .
Step 5.4.2.2.3.1.2
Cancel the common factors.
Step 5.4.2.2.3.1.2.1
Factor out of .
Step 5.4.2.2.3.1.2.2
Cancel the common factor.
Step 5.4.2.2.3.1.2.3
Rewrite the expression.
Step 5.4.2.2.3.1.2.4
Divide by .
Step 5.5
The final solution is all the values that make true.