展开 (s-5)/((s-6)(s^2-8s+16))

解答

展开

\frac{s - 5}{( s - 6 ) ( s ^{2} - 8 s + 16 )}

\frac{s - 5}{s ^{3} - 14 s ^{2} + 64 s - 96}

求解步骤

\frac{s - 5}{( s - 6 ) ( s ^{2} - 8 s + 16 )}

乘开

(s - 6) (s^{2} - 8 s + 16) : s^{3} - 14 s^{2} + 64 s - 96

= \frac{s - 5}{s ^{3} - 14 s ^{2} + 64 s - 96}

e x p an d 1 \cdot (x + λ y + z = λ)

e x p an d - \frac{4}{( x + 1 ) ( x + 2 ) ( x - 1 )}

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

e x p an d \frac{2}{( 4 x + 3 ) ( 4 x - 1 )}

e x p an d \frac{x}{x ^{2} + 1} + \frac{1}{3 x} - \frac{1}{x ^{2}}