展开 ((s+10)(s+25))/((s+15))

解答

展开

\frac{( s + 10 ) ( s + 25 )}{( s + 15 )}

\frac{s ^{2} + 35 s + 250}{s + 15}

求解步骤

\frac{( s + 10 ) ( s + 25 )}{s + 15}

乘开

(s + 10) (s + 25) : s^{2} + 35 s + 250

= \frac{s ^{2} + 35 s + 250}{s + 15}

e x p an d (x - π)^{2} \cdot (y - 2)

e x p an d \frac{( 5 ( x + 5 ) )}{( x )}

e x p an d x^{a (b + 1)}

\frac{d}{d t} ((x) (2 e^{3 t} + 1))

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