Question
Factor each of the following as completely as possible. If the expression is not factorable, say so. Try factoring by grouping where it might help.$$a^{2}-6 a+a b-6 b$$
Step 1
Step 1: First, we can group the terms in the expression as follows: $$a^{2}-6 a+a b-6 b = (a^{2}-6 a) + (a b-6 b)$$ Show more…
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