Baholash
\frac{\left(40-x\right)\left(x+60\right)}{2x\left(x+20\right)}
Kengaytirish
-\frac{x^{2}+20x-2400}{2x\left(x+20\right)}
Grafik
Baham ko'rish
Klipbordga nusxa olish
\frac{80}{x}-\frac{180x+800+x^{2}}{2x\left(x+20\right)}
Faktor: 2x^{2}+40x.
\frac{80\times 2\left(x+20\right)}{2x\left(x+20\right)}-\frac{180x+800+x^{2}}{2x\left(x+20\right)}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. x va 2x\left(x+20\right) ning eng kichik umumiy karralisi 2x\left(x+20\right). \frac{80}{x} ni \frac{2\left(x+20\right)}{2\left(x+20\right)} marotabaga ko'paytirish.
\frac{80\times 2\left(x+20\right)-\left(180x+800+x^{2}\right)}{2x\left(x+20\right)}
\frac{80\times 2\left(x+20\right)}{2x\left(x+20\right)} va \frac{180x+800+x^{2}}{2x\left(x+20\right)} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{160x+3200-180x-800-x^{2}}{2x\left(x+20\right)}
80\times 2\left(x+20\right)-\left(180x+800+x^{2}\right) ichidagi ko‘paytirishlarni bajaring.
\frac{-20x+2400-x^{2}}{2x\left(x+20\right)}
160x+3200-180x-800-x^{2} kabi iboralarga o‘xshab birlashtiring.
\frac{-20x+2400-x^{2}}{2x^{2}+40x}
2x\left(x+20\right) ni kengaytirish.
\frac{80}{x}-\frac{180x+800+x^{2}}{2x\left(x+20\right)}
Faktor: 2x^{2}+40x.
\frac{80\times 2\left(x+20\right)}{2x\left(x+20\right)}-\frac{180x+800+x^{2}}{2x\left(x+20\right)}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. x va 2x\left(x+20\right) ning eng kichik umumiy karralisi 2x\left(x+20\right). \frac{80}{x} ni \frac{2\left(x+20\right)}{2\left(x+20\right)} marotabaga ko'paytirish.
\frac{80\times 2\left(x+20\right)-\left(180x+800+x^{2}\right)}{2x\left(x+20\right)}
\frac{80\times 2\left(x+20\right)}{2x\left(x+20\right)} va \frac{180x+800+x^{2}}{2x\left(x+20\right)} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{160x+3200-180x-800-x^{2}}{2x\left(x+20\right)}
80\times 2\left(x+20\right)-\left(180x+800+x^{2}\right) ichidagi ko‘paytirishlarni bajaring.
\frac{-20x+2400-x^{2}}{2x\left(x+20\right)}
160x+3200-180x-800-x^{2} kabi iboralarga o‘xshab birlashtiring.
\frac{-20x+2400-x^{2}}{2x^{2}+40x}
2x\left(x+20\right) ni kengaytirish.
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}