what should be subtracted from 3abc-a²+5b² to get 8abc+3a²-2b²
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Expression to be subtracted from 3abc - a2 + 5b2 to get 3abc + 3a2 - 2b2
(3abc + 3a2 - 2b2)- (3abc - a2 + 5b2)
= 3abc + 3a2 - 2b2 - 3abc + a2 - 5b2
= 4a2 - 7b2
Ans:Expression to be subtracted from 3abc - a2 + 5b2 to get 3abc + 3a2 - 2b2 is 4a2 - 7b2
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