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x^{2}+37x+2=0
Kvadrat koʻp tenglama bu orqali hisoblanadi: ax^{2}+bx+c=a\left(x-x_{1}\right)\left(x-x_{2}\right), bu yerda x_{1} va x_{2} ax^{2}+bx+c=0 kvadrat tenglamaning yechimlari.
x=\frac{-37±\sqrt{37^{2}-4\times 2}}{2}
ax^{2}+bx+c=0 shaklidagi barcha tenglamalarni kvadrat formulasi bilan yechish mumkin: \frac{-b±\sqrt{b^{2}-4ac}}{2a}. Kvadrat formula ikki yechmni taqdim qiladi, biri ± qo'shish bo'lganda, va ikkinchisi ayiruv bo'lganda.
x=\frac{-37±\sqrt{1369-4\times 2}}{2}
37 kvadratini chiqarish.
x=\frac{-37±\sqrt{1369-8}}{2}
-4 ni 2 marotabaga ko'paytirish.
x=\frac{-37±\sqrt{1361}}{2}
1369 ni -8 ga qo'shish.
x=\frac{\sqrt{1361}-37}{2}
x=\frac{-37±\sqrt{1361}}{2} tenglamasini yeching, bunda ± musbat. -37 ni \sqrt{1361} ga qo'shish.
x=\frac{-\sqrt{1361}-37}{2}
x=\frac{-37±\sqrt{1361}}{2} tenglamasini yeching, bunda ± manfiy. -37 dan \sqrt{1361} ni ayirish.
x^{2}+37x+2=\left(x-\frac{\sqrt{1361}-37}{2}\right)\left(x-\frac{-\sqrt{1361}-37}{2}\right)
ax^{2}+bx+c=a\left(x-x_{1}\right)\left(x-x_{2}\right) formulasi yordamida amalni hisoblang. x_{1} uchun \frac{-37+\sqrt{1361}}{2} ga va x_{2} uchun \frac{-37-\sqrt{1361}}{2} ga bo‘ling.