-3A^2/A^2+9A+3 eching

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

Baholash

$$\frac{27}{A+9}$$

Qisqa yechim qadamlari

\frac{-3A^{2}}{A^{2}+9A} ichida hali faktorlanmagan ifodalarni faktorlang.

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

Surat va maxrajdagi ikkala A ni qisqartiring.

$$\frac{-3A}{A+9}+3$$

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 3 ni \frac{A+9}{A+9} marotabaga ko'paytirish.

$$\frac{-3A}{A+9}+\frac{3\left(A+9\right)}{A+9}$$

\frac{-3A}{A+9} va \frac{3\left(A+9\right)}{A+9} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{-3A+3\left(A+9\right)}{A+9}$$

-3A+3\left(A+9\right) ichidagi ko‘paytirishlarni bajaring.

$$\frac{-3A+3A+27}{A+9}$$

-3A+3A+27 kabi iboralarga o‘xshab birlashtiring.

$$\frac{27}{A+9}$$

Omil

$$\frac{27}{A+9}$$