x uchun yechish
x = \frac{117}{16} = 7\frac{5}{16} = 7,3125
Grafik
Viktorina
Linear Equation
81-8x+45=8x+9
Baham ko'rish
Klipbordga nusxa olish
126-8x=8x+9
126 olish uchun 81 va 45'ni qo'shing.
126-8x-8x=9
Ikkala tarafdan 8x ni ayirish.
126-16x=9
-16x ni olish uchun -8x va -8x ni birlashtirish.
-16x=9-126
Ikkala tarafdan 126 ni ayirish.
-16x=-117
-117 olish uchun 9 dan 126 ni ayirish.
x=\frac{-117}{-16}
Ikki tarafini -16 ga bo‘ling.
x=\frac{117}{16}
Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-117}{-16} kasrini \frac{117}{16} ga soddalashtirish mumkin.
Misollar
Ikkilik tenglama
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometriya
4 \sin \theta \cos \theta = 2 \sin \theta
Chiziqli tenglama
y = 3x + 4
Arifmetik
699 * 533
Matritsa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simli tenglama
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differensatsiya
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}