Precalculus Examples

Step 1
Factor out the
Step 2
To find the value , divide the coefficient of by and square the result.
Tap for more steps...
Step 2.1
Multiply the numerator by the reciprocal of the denominator.
Step 2.2
Multiply .
Tap for more steps...
Step 2.2.1
Multiply by .
Step 2.2.2
Multiply by .
Step 2.3
Use the power rule to distribute the exponent.
Tap for more steps...
Step 2.3.1
Apply the product rule to .
Step 2.3.2
Apply the product rule to .
Step 2.4
Raise to the power of .
Step 2.5
Multiply by .
Step 2.6
Raise to the power of .
Step 2.7
Raise to the power of .
Step 3
Add to get the perfect square trinomial.
Step 4
Simplify.
Tap for more steps...
Step 4.1
Apply the distributive property.
Step 4.2
Simplify.
Tap for more steps...
Step 4.2.1
Cancel the common factor of .
Tap for more steps...
Step 4.2.1.1
Move the leading negative in into the numerator.
Step 4.2.1.2
Cancel the common factor.
Step 4.2.1.3
Rewrite the expression.
Step 4.2.2
Cancel the common factor of .
Tap for more steps...
Step 4.2.2.1
Factor out of .
Step 4.2.2.2
Cancel the common factor.
Step 4.2.2.3
Rewrite the expression.
Enter YOUR Problem
Mathway requires javascript and a modern browser.