Trigonometry Examples

Simplify square root of (sin(y)^2)/(2cos(y)^2)
Step 1
Multiply by .
Step 2
Multiply by .
Step 3
Separate fractions.
Step 4
Convert from to .
Step 5
Multiply by .
Step 6
Combine and .
Step 7
Rewrite as .
Step 8
Pull terms out from under the radical, assuming positive real numbers.
Step 9
Multiply by .
Step 10
Combine and simplify the denominator.
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Step 10.1
Multiply by .
Step 10.2
Raise to the power of .
Step 10.3
Raise to the power of .
Step 10.4
Use the power rule to combine exponents.
Step 10.5
Add and .
Step 10.6
Rewrite as .
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Step 10.6.1
Use to rewrite as .
Step 10.6.2
Apply the power rule and multiply exponents, .
Step 10.6.3
Combine and .
Step 10.6.4
Cancel the common factor of .
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Step 10.6.4.1
Cancel the common factor.
Step 10.6.4.2
Rewrite the expression.
Step 10.6.5
Evaluate the exponent.