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3(5a + 3c) (2a - 3c) - (4a + c)^2
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3(5a + 3c) (2a - 3c) - (4a + c)^2
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Sep 20, 2019
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3(5a + 3c) (2a - 3c) - (4a + c)^2
Mathematics
high-school
Danae
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You have 2 choices.
You either expand the brackets or you multiply by 3 first
Either way, you'll still get the same answer
Mortysporty
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Sep 27, 2019
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