Question

Упростить ((a^2+16a+12)/(a^3-8))-((2-3a)/(a^2+2a+4))-(3/(a-2))

Answer 1

((a^2+16a+12)/(a^3-8))-((2-3a)/(a^2+2a+4))-(3/(a-2))=(a^2+2a+4)/((a-2)(a^2+2a+4))=1/(a-2)