Trigonometry Examples

Simplify 1/(1/a+1/b)
Step 1
Simplify the denominator.
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Step 1.1
To write as a fraction with a common denominator, multiply by .
Step 1.2
To write as a fraction with a common denominator, multiply by .
Step 1.3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 1.3.1
Multiply by .
Step 1.3.2
Multiply by .
Step 1.3.3
Reorder the factors of .
Step 1.4
Combine the numerators over the common denominator.
Step 2
Multiply the numerator by the reciprocal of the denominator.
Step 3
Multiply by .