Baholash
\frac{3\left(y+4\right)}{28x}
Kengaytirish
\frac{3\left(y+4\right)}{28x}
Baham ko'rish
Klipbordga nusxa olish
\frac{5\times 4}{28x}-\frac{8-3y}{28x}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 7x va 28x ning eng kichik umumiy karralisi 28x. \frac{5}{7x} ni \frac{4}{4} marotabaga ko'paytirish.
\frac{5\times 4-\left(8-3y\right)}{28x}
\frac{5\times 4}{28x} va \frac{8-3y}{28x} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{20-8+3y}{28x}
5\times 4-\left(8-3y\right) ichidagi ko‘paytirishlarni bajaring.
\frac{12+3y}{28x}
20-8+3y kabi iboralarga o‘xshab birlashtiring.
\frac{5\times 4}{28x}-\frac{8-3y}{28x}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 7x va 28x ning eng kichik umumiy karralisi 28x. \frac{5}{7x} ni \frac{4}{4} marotabaga ko'paytirish.
\frac{5\times 4-\left(8-3y\right)}{28x}
\frac{5\times 4}{28x} va \frac{8-3y}{28x} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{20-8+3y}{28x}
5\times 4-\left(8-3y\right) ichidagi ko‘paytirishlarni bajaring.
\frac{12+3y}{28x}
20-8+3y kabi iboralarga o‘xshab birlashtiring.
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}