Question

in bracket 3a + 4b
bracket close holes cube find the cube in the expanded form

Answer 1

See the picture and mark as brainlist

Answer 2

(a + b)^3 = a^3 + b^3 + 3a^2b + 3ab^2

(3a)^3 + (4b)^3 + 3(3a)^2(4b) + 3(3a)(4b)^2

27a^3 + 64b^3 + 27a^2(4b) + 9a(16b^2)

27 a^3 + 64b^3 + 108a^2b + 144ab^2

HOPE IT HELPS YOU...