Precalculus Examples
Step 1
To write as a fraction with a common denominator, multiply by .
Step 2
To write as a fraction with a common denominator, multiply by .
Step 3
Multiply by .
Multiply by .
Multiply by .
Multiply by .
Step 4
Combine the numerators over the common denominator.
Step 5
Multiply by .
Multiply by .
Step 6
Factor out of .
Rewrite as .
Factor out of .
Simplify the expression.
Rewrite as .
Move the negative in front of the fraction.