Trigonometry Examples

Solve for x cos(2)x=( square root of 2)/2
Step 1
Divide each term in by .
Step 2
Simplify the left side.
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Step 2.1
Cancel the common factor of .
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Step 2.1.1
Cancel the common factor.
Step 2.1.2
Divide by .
Step 3
Simplify the right side.
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Step 3.1
Separate fractions.
Step 3.2
Convert from to .
Step 3.3
Divide by .
Step 3.4
Evaluate .
Step 3.5
Multiply .
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Step 3.5.1
Combine and .
Step 3.5.2
Multiply by .
Step 3.6
Divide by .