What is expand (s-1)/(s^2(s-2)(s+1)) ?

The solution to expand (s-1)/(s^2(s-2)(s+1)) is (s-1)/(s^4-s^3-2s^2)

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expand (s-1)/(s^2(s-2)(s+1))

expand

\frac{s - 1}{s ^{2} ( s - 2 ) ( s + 1 )}

\frac{s - 1}{s ^{4} - s ^{3} - 2 s ^{2}}

Solution steps

\frac{s - 1}{s ^{2} ( s - 2 ) ( s + 1 )}

Expand

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

= \frac{s - 1}{s ^{4} - s ^{3} - 2 s ^{2}}

a r g [(4 - 3 i) (- 1 + 2 i)]

, 7 (x + h)^{2} - 4 (x + h) + 7

\frac{e ^{- s}}{( s ( s + 1 ) )}

8 \times 990

(x^{2} + 1) y^{'} (x) + 3 x (y - 1)

What is expand (s-1)/(s^2(s-2)(s+1)) ?
The solution to expand (s-1)/(s^2(s-2)(s+1)) is (s-1)/(s^4-s^3-2s^2)