Trigonometry Examples

Evaluate ( square root of -36)/(- square root of 4)
Step 1
Pull out imaginary unit .
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Step 1.1
Rewrite as .
Step 1.2
Rewrite as .
Step 1.3
Rewrite as .
Step 2
Combine and into a single radical.
Step 3
Cancel the common factor of and .
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Step 3.1
Factor out of .
Step 3.2
Cancel the common factors.
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Step 3.2.1
Factor out of .
Step 3.2.2
Cancel the common factor.
Step 3.2.3
Rewrite the expression.
Step 3.2.4
Divide by .
Step 4
Simplify the expression.
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Step 4.1
Move the negative one from the denominator of .
Step 4.2
Rewrite as .
Step 4.3
Rewrite as .
Step 5
Pull terms out from under the radical, assuming positive real numbers.
Step 6
Move to the left of .
Step 7
Multiply by .