展开 F/(x(Ax^2+Bx+C))

解答

展开

\frac{F}{x ( A x ^{2} + B x + C )}

\frac{F}{A x ^{3} + B x ^{2} + C x}

求解步骤

\frac{F}{x ( A x ^{2} + B x + C )}

乘开

x (A x^{2} + B x + C) : A x^{3} + B x^{2} + C x

= \frac{F}{A x ^{3} + B x ^{2} + C x}

e x p an d \frac{3 ( 3 y + x y - 2 x )}{2 x ( y + 5 )}

e x p an d (x^{3} + 2)^{5} + 2 y^{6} - 6 x^{7} sin (y) + 5 ln (x^{2} + y^{2})

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

e x p an d a (1, - 1, 0) + b (0, 1, 1) + c (0, 0, 1)

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