Question

(x-4)^3 pls solve fast

Answer 1

Answer:

(x-3)^3

identity:

(a-b)^3 = a^3 - b^3 - 3ab(a-b)

solution:

(x-3)^3 = (x)^3 - (3)^3 - 3(x)(3)[x-3]

= x^3 - 27 - 9x ( x-3)

= x^3 - 27 - 9x^2 - 27 x

= x^3 - 9x^2 - 27x - 27