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Trigonometry Examples
Step 1
Step 1.1
Rewrite as .
Step 1.2
Expand using the FOIL Method.
Step 1.2.1
Apply the distributive property.
Step 1.2.2
Apply the distributive property.
Step 1.2.3
Apply the distributive property.
Step 1.3
Simplify and combine like terms.
Step 1.3.1
Simplify each term.
Step 1.3.1.1
Multiply .
Step 1.3.1.1.1
Raise to the power of .
Step 1.3.1.1.2
Raise to the power of .
Step 1.3.1.1.3
Use the power rule to combine exponents.
Step 1.3.1.1.4
Add and .
Step 1.3.1.2
Rewrite using the commutative property of multiplication.
Step 1.3.1.3
Multiply .
Step 1.3.1.3.1
Multiply by .
Step 1.3.1.3.2
Multiply by .
Step 1.3.1.3.3
Raise to the power of .
Step 1.3.1.3.4
Raise to the power of .
Step 1.3.1.3.5
Use the power rule to combine exponents.
Step 1.3.1.3.6
Add and .
Step 1.3.2
Reorder the factors of .
Step 1.3.3
Subtract from .
Step 1.4
Move .
Step 1.5
Apply pythagorean identity.
Step 2
Step 2.1
Subtract from .
Step 2.2
Add and .