Trigonometry Examples

, , ,
Step 1
Replace the variable with in the expression.
Step 2
Replace the variable with in the expression.
Step 3
Replace the variable with in the expression.
Step 4
Remove parentheses.
Step 5
Simplify each term.
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Step 5.1
Multiply by .
Step 5.2
Multiply by .
Step 6
Simplify by adding numbers.
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Step 6.1
Add and .
Step 6.2
Add and .
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