Pre-Algebra Examples

Factor 147x^2y-27y
Step 1
Factor out of .
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Step 1.1
Factor out of .
Step 1.2
Factor out of .
Step 1.3
Factor out of .
Step 2
Rewrite as .
Step 3
Rewrite as .
Step 4
Factor.
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Step 4.1
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 4.2
Remove unnecessary parentheses.