Whakaoti i te 7-4/b-9

$$7 - \frac { 4 } { b - 9 }$$

Aromātai

$$\frac{7b-67}{b-9}$$

Ngā Hipanga Rongoā Poto

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Whakareatia 7 ki te \frac{b-9}{b-9}.

$$\frac{7\left(b-9\right)}{b-9}-\frac{4}{b-9}$$

Tā te mea he rite te tauraro o \frac{7\left(b-9\right)}{b-9} me \frac{4}{b-9}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{7\left(b-9\right)-4}{b-9}$$

Mahia ngā whakarea i roto o 7\left(b-9\right)-4.

$$\frac{7b-63-4}{b-9}$$

Whakakotahitia ngā kupu rite i 7b-63-4.

$$\frac{7b-67}{b-9}$$

Kimi Pārōnaki e ai ki b

$$\frac{4}{\left(b-9\right)^{2}}$$

Ngā Upane e Whakamahi ana i te Ture Pārōnaki mō te Otinga

Hei tāpiri, hei tango kīanga rānei, me whakaroha ērā kia rite ā rātou tauraro. Whakareatia 7 ki te \frac{b-9}{b-9}.

$$\frac{\mathrm{d}}{\mathrm{d}b}(\frac{7\left(b-9\right)}{b-9}-\frac{4}{b-9})$$

Tā te mea he rite te tauraro o \frac{7\left(b-9\right)}{b-9} me \frac{4}{b-9}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{\mathrm{d}}{\mathrm{d}b}(\frac{7\left(b-9\right)-4}{b-9})$$

Mahia ngā whakarea i roto o 7\left(b-9\right)-4.

$$\frac{\mathrm{d}}{\mathrm{d}b}(\frac{7b-63-4}{b-9})$$

Whakakotahitia ngā kupu rite i 7b-63-4.

$$\frac{\mathrm{d}}{\mathrm{d}b}(\frac{7b-67}{b-9})$$

Mō ngā pānga e rua e taea ana te pārōnaki, ko te pārōnaki o te otinga o ngā pānga e rua ko te tauraro whakareatia ki te pārōnaki o te taurunga tango i te taurunga whakareatia ki te pārōnaki o te tauraro, ā, ka whakawehea te katoa ki te tauraro kua pūruatia.

$$\frac{\left(b^{1}-9\right)\frac{\mathrm{d}}{\mathrm{d}b}(7b^{1}-67)-\left(7b^{1}-67\right)\frac{\mathrm{d}}{\mathrm{d}b}(b^{1}-9)}{\left(b^{1}-9\right)^{2}}$$

Ko te pārōnaki o tētahi pūrau ko te tapeke o ngā pārōnaki o ōna kīanga tau. Ko te pārōnaki o tētahi kīanga tau pūmau ko 0. Ko te pārōnaki o te ax^{n} ko te nax^{n-1}.

$$\frac{\left(b^{1}-9\right)\times 7b^{1-1}-\left(7b^{1}-67\right)b^{1-1}}{\left(b^{1}-9\right)^{2}}$$

Mahia ngā tātaitanga.

$$\frac{\left(b^{1}-9\right)\times 7b^{0}-\left(7b^{1}-67\right)b^{0}}{\left(b^{1}-9\right)^{2}}$$

Whakarohaina mā te āhuatanga tohatoha.

$$\frac{b^{1}\times 7b^{0}-9\times 7b^{0}-\left(7b^{1}b^{0}-67b^{0}\right)}{\left(b^{1}-9\right)^{2}}$$

Hei whakarea pū o te pūtake ōrite, tāpiri ana taupū.

$$\frac{7b^{1}-9\times 7b^{0}-\left(7b^{1}-67b^{0}\right)}{\left(b^{1}-9\right)^{2}}$$

Mahia ngā tātaitanga.

$$\frac{7b^{1}-63b^{0}-\left(7b^{1}-67b^{0}\right)}{\left(b^{1}-9\right)^{2}}$$

Tangohia ngā taiapa kāore i te hiahiatia.

$$\frac{7b^{1}-63b^{0}-7b^{1}-\left(-67b^{0}\right)}{\left(b^{1}-9\right)^{2}}$$

Pahekotia ngā kīanga tau ōrite.

$$\frac{\left(7-7\right)b^{1}+\left(-63-\left(-67\right)\right)b^{0}}{\left(b^{1}-9\right)^{2}}$$

Tangohia te 7 i 7 me te -67 i te -63.

$$\frac{4b^{0}}{\left(b^{1}-9\right)^{2}}$$

Mō tētahi kupu t, t^{1}=t.

$$\frac{4b^{0}}{\left(b-9\right)^{2}}$$

Mō tētahi kupu t mahue te 0, t^{0}=1.

$$\frac{4\times 1}{\left(b-9\right)^{2}}$$

Mō tētahi kupu t, t\times 1=t me 1t=t.

$$\frac{4}{\left(b-9\right)^{2}}$$