Maharashtra Class 7 Answered
(3x+4y) * (5x+7y)
Asked by batul.azizrampurawala | 15 Oct, 2020, 05:08: PM
Expert Answer
(3x + 4y) * (5x + 7y)
= 3x(5x + 7y) + 4y(5x + 7y)
= 15x2 + 21xy + 20xy + 28y2
= 15x2 + 41xy + 28y2
Answered by | 17 Oct, 2020, 01:53: AM
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