Question

expand (3a-4b)³

please answer fast , Iif you do I will mark u as brainliest​

Answer 1

Answer:

9a

Step-by-step explanation:

(a-b)*3

${9a}^{3} - {64b}^{3} + 36ab(3a - 4b)$

${9a}^{3} - {64b}^{3} + 108 {a}^{2}b - 144 {b}^{2} a$