展开 ((2y-50))/((y(y-2)))

解答

展开

\frac{( 2 y - 50 )}{( y ( y - 2 ) )}

\frac{2 y - 50}{y ^{2} - 2 y}

求解步骤

\frac{2 y - 50}{y ( y - 2 )}

乘开

y (y - 2) : y^{2} - 2 y

= \frac{2 y - 50}{y ^{2} - 2 y}

e x p an d 175

e x p an d f (π) x^{2} - y^{2} - π (4 x - 7 y - 10)

e x p an d \frac{\frac{39.6}{1}}{\frac{2}{2}}

e x p an d so l v e (3.95 = x \cdot cos (4 5^{\circ}) t, 0 = x \cdot sin (4 5^{\circ}) - 9.8 t)

e x p an d \frac{d x}{d} (y^{2} + 6 y x + x^{2} = 8)