Expand
175a^{2}+60ab-4b^{2}
Evaluate
\left(35a-2b\right)\left(5a+2b\right)
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175a^{2}+70ab-10ba-4b^{2}
Apply the distributive property by multiplying each term of 35a-2b by each term of 5a+2b.
175a^{2}+60ab-4b^{2}
Combine 70ab and -10ba to get 60ab.
175a^{2}+70ab-10ba-4b^{2}
Apply the distributive property by multiplying each term of 35a-2b by each term of 5a+2b.
175a^{2}+60ab-4b^{2}
Combine 70ab and -10ba to get 60ab.
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