Whakaoti i te y/y+7-y/y-7/frac{y{y+7}+y/y-7}

$$\frac { \frac { y } { y + 7 } - \frac { y } { y - 7 } } { \frac { y } { y + 7 } + \frac { y } { y - 7 } }$$

Aromātai

$$-\frac{7}{y}$$

Ngā Hipanga Rongoā Poto

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o y+7 me y-7 ko \left(y-7\right)\left(y+7\right). Whakareatia \frac{y}{y+7} ki te \frac{y-7}{y-7}. Whakareatia \frac{y}{y-7} ki te \frac{y+7}{y+7}.

$$\frac{\frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)}-\frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Tā te mea he rite te tauraro o \frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)} me \frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{\frac{y\left(y-7\right)-y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Mahia ngā whakarea i roto o y\left(y-7\right)-y\left(y+7\right).

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

Whakakotahitia ngā kupu rite i y^{2}-7y-y^{2}-7y.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o y+7 me y-7 ko \left(y-7\right)\left(y+7\right). Whakareatia \frac{y}{y+7} ki te \frac{y-7}{y-7}. Whakareatia \frac{y}{y-7} ki te \frac{y+7}{y+7}.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)}+\frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}$$

Tā te mea he rite te tauraro o \frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)} me \frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y\left(y-7\right)+y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}$$

Mahia ngā whakarea i roto o y\left(y-7\right)+y\left(y+7\right).

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y^{2}-7y+y^{2}+7y}{\left(y-7\right)\left(y+7\right)}}$$

Whakakotahitia ngā kupu rite i y^{2}-7y+y^{2}+7y.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{2y^{2}}{\left(y-7\right)\left(y+7\right)}}$$

Whakawehe \frac{-14y}{\left(y-7\right)\left(y+7\right)} ki te \frac{2y^{2}}{\left(y-7\right)\left(y+7\right)} mā te whakarea \frac{-14y}{\left(y-7\right)\left(y+7\right)} ki te tau huripoki o \frac{2y^{2}}{\left(y-7\right)\left(y+7\right)}.

$$\frac{-14y\left(y-7\right)\left(y+7\right)}{\left(y-7\right)\left(y+7\right)\times 2y^{2}}$$

Me whakakore tahi te 2y\left(y-7\right)\left(y+7\right) i te taurunga me te tauraro.

$$\frac{-7}{y}$$

Whakaroha

$$-\frac{7}{y}$$

Ngā Hipanga Rongoā Poto

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o y+7 me y-7 ko \left(y-7\right)\left(y+7\right). Whakareatia \frac{y}{y+7} ki te \frac{y-7}{y-7}. Whakareatia \frac{y}{y-7} ki te \frac{y+7}{y+7}.

$$\frac{\frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)}-\frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Tā te mea he rite te tauraro o \frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)} me \frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{\frac{y\left(y-7\right)-y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Mahia ngā whakarea i roto o y\left(y-7\right)-y\left(y+7\right).

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

Whakakotahitia ngā kupu rite i y^{2}-7y-y^{2}-7y.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y}{y+7}+\frac{y}{y-7}}$$

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Ko te taurea pātahi iti rawa o y+7 me y-7 ko \left(y-7\right)\left(y+7\right). Whakareatia \frac{y}{y+7} ki te \frac{y-7}{y-7}. Whakareatia \frac{y}{y-7} ki te \frac{y+7}{y+7}.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)}+\frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}$$

Tā te mea he rite te tauraro o \frac{y\left(y-7\right)}{\left(y-7\right)\left(y+7\right)} me \frac{y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y\left(y-7\right)+y\left(y+7\right)}{\left(y-7\right)\left(y+7\right)}}$$

Mahia ngā whakarea i roto o y\left(y-7\right)+y\left(y+7\right).

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{y^{2}-7y+y^{2}+7y}{\left(y-7\right)\left(y+7\right)}}$$

Whakakotahitia ngā kupu rite i y^{2}-7y+y^{2}+7y.

$$\frac{\frac{-14y}{\left(y-7\right)\left(y+7\right)}}{\frac{2y^{2}}{\left(y-7\right)\left(y+7\right)}}$$

Whakawehe \frac{-14y}{\left(y-7\right)\left(y+7\right)} ki te \frac{2y^{2}}{\left(y-7\right)\left(y+7\right)} mā te whakarea \frac{-14y}{\left(y-7\right)\left(y+7\right)} ki te tau huripoki o \frac{2y^{2}}{\left(y-7\right)\left(y+7\right)}.

$$\frac{-14y\left(y-7\right)\left(y+7\right)}{\left(y-7\right)\left(y+7\right)\times 2y^{2}}$$

Me whakakore tahi te 2y\left(y-7\right)\left(y+7\right) i te taurunga me te tauraro.

$$\frac{-7}{y}$$