Question

simplify by using suitable identity
(3m+4n)³

Answer 1

using identity (a+b)^3=a^3+3a^2b+3ab^2+b^3
(3m)^3+3*(3m)^2*4n+3*3m(4n)^2+(4n)^3
27m^3+72m^2n+144mn^2+64n^3
Hope it helps.FOLLOW ME!

Answer 2

Answer:

(3m+4n)³

=(3m)³+3(3m)²(4n)+3(3m)(4n)²+(4n)³

=27m³+36m²n+36mn²+64n³//

• hope it's helpful ☺️