A³⁵*a¹⁹ : (а⁵² *а²) = а³⁵⁺¹⁹ : а⁵²⁺²= а⁵⁴⁻⁵⁴= а⁰ = 1
Ответ: С) 1
(x-2)/x(x-1) - (x-1)/x²=(x²-2x-x²+2x-1)/x²(x-1)=-1/x²(x-1)=1/x²(1-x)
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