(1+1/a+2)diva^2-9/a+2 eching

$$( 1 + \frac { 1 } { a + 2 } ) \div \frac { a ^ { 2 } - 9 } { a + 2 }$$

Baholash

$$\frac{1}{a-3}$$

Qisqa yechim qadamlari

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 1 ni \frac{a+2}{a+2} marotabaga ko'paytirish.

$$\frac{\frac{a+2}{a+2}+\frac{1}{a+2}}{\frac{a^{2}-9}{a+2}}$$

\frac{a+2}{a+2} va \frac{1}{a+2} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{\frac{a+2+1}{a+2}}{\frac{a^{2}-9}{a+2}}$$

a+2+1 kabi iboralarga o‘xshab birlashtiring.

$$\frac{\frac{a+3}{a+2}}{\frac{a^{2}-9}{a+2}}$$

\frac{a+3}{a+2} ni \frac{a^{2}-9}{a+2} ga bo'lish \frac{a+3}{a+2} ga k'paytirish \frac{a^{2}-9}{a+2} ga qaytarish.

$$\frac{\left(a+3\right)\left(a+2\right)}{\left(a+2\right)\left(a^{2}-9\right)}$$

Surat va maxrajdagi ikkala a+2 ni qisqartiring.

$$\frac{a+3}{a^{2}-9}$$

Hali faktorlanmagan ifodalarni faktorlang.

$$\frac{a+3}{\left(a-3\right)\left(a+3\right)}$$

Surat va maxrajdagi ikkala a+3 ni qisqartiring.

$$\frac{1}{a-3}$$

Kengaytirish

$$\frac{1}{a-3}$$

Qisqa yechim qadamlari

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 1 ni \frac{a+2}{a+2} marotabaga ko'paytirish.

$$\frac{\frac{a+2}{a+2}+\frac{1}{a+2}}{\frac{a^{2}-9}{a+2}}$$

\frac{a+2}{a+2} va \frac{1}{a+2} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{\frac{a+2+1}{a+2}}{\frac{a^{2}-9}{a+2}}$$

a+2+1 kabi iboralarga o‘xshab birlashtiring.

$$\frac{\frac{a+3}{a+2}}{\frac{a^{2}-9}{a+2}}$$

\frac{a+3}{a+2} ni \frac{a^{2}-9}{a+2} ga bo'lish \frac{a+3}{a+2} ga k'paytirish \frac{a^{2}-9}{a+2} ga qaytarish.

$$\frac{\left(a+3\right)\left(a+2\right)}{\left(a+2\right)\left(a^{2}-9\right)}$$

Surat va maxrajdagi ikkala a+2 ni qisqartiring.

$$\frac{a+3}{a^{2}-9}$$

Hali faktorlanmagan ifodalarni faktorlang.

$$\frac{a+3}{\left(a-3\right)\left(a+3\right)}$$

Surat va maxrajdagi ikkala a+3 ni qisqartiring.

$$\frac{1}{a-3}$$