Question

Efetue as adições algébricas a seguir, reduzindo os termos semelhantes. b) 3x²y/5 - xy/2 + 2x²y + 2xy - 3xy/2

Answer 1

3x²y/5 - xy/2 + 2x²y + 2xy - 3xy/2 =
(3x²y/5 + 2x²y) + (-xy/2 + 2xy - 3xy/2) = 
(3x²y/5 + 10x²y/5) + (-xy/2 + 4xy/2 - 3xy/2) = 
(13x²y/5) + (0*xy/2) =
13x²y/5