Whakaoti i te -2x/x^3-7x+3x/x^3-7x

$$\frac { - 2 x } { x ^ { 3 } - 7 x } + \frac { 3 x } { x ^ { 3 } - 7 x }$$

Aromātai

$$\frac{1}{x^{2}-7}$$

Ngā Hipanga Rongoā Poto

Me whakatauwehe ngā kīanga kāore anō i whakatauwehea i roto o \frac{-2x}{x^{3}-7x}.

$$\frac{-2x}{x\left(x^{2}-7\right)}+\frac{3x}{x^{3}-7x}$$

Me whakakore tahi te x i te taurunga me te tauraro.

$$\frac{-2}{x^{2}-7}+\frac{3x}{x^{3}-7x}$$

Me whakatauwehe ngā kīanga kāore anō i whakatauwehea i roto o \frac{3x}{x^{3}-7x}.

$$\frac{-2}{x^{2}-7}+\frac{3x}{x\left(x^{2}-7\right)}$$

Me whakakore tahi te x i te taurunga me te tauraro.

$$\frac{-2}{x^{2}-7}+\frac{3}{x^{2}-7}$$

Tā te mea he rite te tauraro o \frac{-2}{x^{2}-7} me \frac{3}{x^{2}-7}, me tāpiri rāua mā te tāpiri i ō raua taurunga. Tāpirihia te -2 ki te 3, ka 1.

$$\frac{1}{x^{2}-7}$$

Tauwehe

$$\frac{1}{x^{2}-7}$$