Trigonometry Examples

Divide ((x^2-81)/(48x+441))/((x-9)/63)
Step 1
Multiply the numerator by the reciprocal of the denominator.
Step 2
Simplify the numerator.
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Step 2.1
Rewrite as .
Step 2.2
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 3
Factor out of .
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Step 3.1
Factor out of .
Step 3.2
Factor out of .
Step 3.3
Factor out of .
Step 4
Cancel the common factor of .
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Step 4.1
Factor out of .
Step 4.2
Cancel the common factor.
Step 4.3
Rewrite the expression.
Step 5
Cancel the common factor of .
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Step 5.1
Factor out of .
Step 5.2
Cancel the common factor.
Step 5.3
Rewrite the expression.
Step 6
Combine and .
Step 7
Move to the left of .