Question

find the product of(5m^2n-3m)(2n-7mn^2) and verify the result also where m=2 and n=3
please do it​

Answer 1

Answer:

3m−2n

2

)(−7mn)=(3m−2n

2

)×(−7mn)

=(−7mn)×(3m−2n

2

)

=((−7mn)×3m)−((−7mn)×2n

2

)

=−21m

2

n+14mn

3