Trigonometry Examples

Evaluate square root of 1/2*(1-7/8)
Step 1
Simplify the expression.
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Step 1.1
Write as a fraction with a common denominator.
Step 1.2
Combine the numerators over the common denominator.
Step 1.3
Subtract from .
Step 2
Multiply by .
Step 3
Multiply by .
Step 4
Rewrite as .
Step 5
Any root of is .
Step 6
Simplify the denominator.
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Step 6.1
Rewrite as .
Step 6.2
Pull terms out from under the radical, assuming positive real numbers.
Step 7
The result can be shown in multiple forms.
Exact Form:
Decimal Form: