erweitern (4-s)/((s+2j)(s-2j)(s+1))

Lösung

erweitern

\frac{4 - s}{( s + 2 j ) ( s - 2 j ) ( s + 1 )}

\frac{4 - s}{s ^{3} + s ^{2} - 4 j ^{2} s - 4 j ^{2}}

Schritte zur Lösung

\frac{4 - s}{( s + 2 j ) ( s - 2 j ) ( s + 1 )}

Multipliziere aus

(s + 2 j) (s - 2 j) (s + 1) : s^{3} + s^{2} - 4 j^{2} s - 4 j^{2}

= \frac{4 - s}{s ^{3} + s ^{2} - 4 j ^{2} s - 4 j ^{2}}

e x p an d \frac{\frac{d}{d x} ( 2 x ^{2} ) - 13 x + 22}{( x - 2 ) ^{2}}

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

e x p an d (9 x^{2} + 8 x + 2) \circ (sin (x))

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

e x p an d (2 x + 1)^{2} d x