展开 (2x-5)/(x(x-3))

解答

展开

\frac{2 x - 5}{x ( x - 3 )}

\frac{2 x - 5}{x ^{2} - 3 x}

求解步骤

\frac{2 x - 5}{x ( x - 3 )}

乘开

x (x - 3) : x^{2} - 3 x

= \frac{2 x - 5}{x ^{2} - 3 x}

e x p an d (10 x^{3} - \frac{1}{2 x ^{2}})^{5}

s im pl i f y 5 (2 - 3)

e x p an d \frac{2}{( x - 2 ) ^{2}}

e x p an d \frac{x ^{4} - 8 x ^{2} - 6 x - 5}{( x ^{2} - 1 ) ^{2}}

\frac{d}{d Q} ((T R (T, Q)) (75 Q - 4 Q^{2}))