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What is (8a+2b-(2a-5b) ?

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asked May 11, 2018 229k views

4 votes

What is (8a+2b-(2a-5b) ?

Mathematics
high-school

Laurent Lyaudet asked

by Laurent Lyaudet

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1 Answer

4 votes

8a+2b * -2a + 5b (since there's an invisible -1, at least the 1 is) so the product of that is -16a^2 + 10b^2

Javi Torre answered May 16, 2018

by Javi Torre

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