x uchun yechish
x=6\sqrt{2}-5\approx 3,485281374
x=-6\sqrt{2}-5\approx -13,485281374
Grafik
Baham ko'rish
Klipbordga nusxa olish
\left(x+5\right)^{2}-72+72=72
72 ni tenglamaning ikkala tarafiga qo'shish.
\left(x+5\right)^{2}=72
O‘zidan 72 ayirilsa 0 qoladi.
x+5=6\sqrt{2} x+5=-6\sqrt{2}
Tenglamaning ikkala tarafining kvadrat ildizini chiqarish.
x+5-5=6\sqrt{2}-5 x+5-5=-6\sqrt{2}-5
Tenglamaning ikkala tarafidan 5 ni ayirish.
x=6\sqrt{2}-5 x=-6\sqrt{2}-5
O‘zidan 5 ayirilsa 0 qoladi.
Misollar
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