Question

4(a-6)^2:(a-6)^3
помогите

Answer 1

$4(a-6)^2:(a-6)^3= 4*frac{(a-6)^2}{(a-6)^3}=4* frac{(a-6)^2*1}{(a-6)^2*(a-6)} =4* frac{1}{a-6}= frac{4}{a-6}$