Question

Помогите СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

(a-2)(a+2)/5 * 15/a+2 * 1/(a-2)²=3(a-2)*1/(a-2)²=3/a-2

Answer 2

$frac{a ^{2}-4 }{5} : frac{a+2}{15} * frac{1}{ a^{2}-4a+4 } = frac{(a-2)(a+2)*15}{5*(a+2)(a-2) ^{2} }= frac{3}{a-2}$