Baholash
\frac{9-2x-x^{2}}{x+4}
Kengaytirish
\frac{9-2x-x^{2}}{x+4}
Grafik
Baham ko'rish
Klipbordga nusxa olish
\frac{x+4}{\left(x+4\right)^{2}}-\frac{x^{2}-4}{x+2}
\frac{x+4}{x^{2}+8x+16} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{1}{x+4}-\frac{x^{2}-4}{x+2}
Surat va maxrajdagi ikkala x+4 ni qisqartiring.
\frac{1}{x+4}-\frac{\left(x-2\right)\left(x+2\right)}{x+2}
\frac{x^{2}-4}{x+2} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{1}{x+4}-\left(x-2\right)
Surat va maxrajdagi ikkala x+2 ni qisqartiring.
\frac{1}{x+4}-x+2
x-2 teskarisini topish uchun har birining teskarisini toping.
\frac{1}{x+4}+\frac{\left(-x+2\right)\left(x+4\right)}{x+4}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. -x+2 ni \frac{x+4}{x+4} marotabaga ko'paytirish.
\frac{1+\left(-x+2\right)\left(x+4\right)}{x+4}
\frac{1}{x+4} va \frac{\left(-x+2\right)\left(x+4\right)}{x+4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.
\frac{1-x^{2}-4x+2x+8}{x+4}
1+\left(-x+2\right)\left(x+4\right) ichidagi ko‘paytirishlarni bajaring.
\frac{9-x^{2}-2x}{x+4}
1-x^{2}-4x+2x+8 kabi iboralarga o‘xshab birlashtiring.
\frac{x+4}{\left(x+4\right)^{2}}-\frac{x^{2}-4}{x+2}
\frac{x+4}{x^{2}+8x+16} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{1}{x+4}-\frac{x^{2}-4}{x+2}
Surat va maxrajdagi ikkala x+4 ni qisqartiring.
\frac{1}{x+4}-\frac{\left(x-2\right)\left(x+2\right)}{x+2}
\frac{x^{2}-4}{x+2} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{1}{x+4}-\left(x-2\right)
Surat va maxrajdagi ikkala x+2 ni qisqartiring.
\frac{1}{x+4}-x+2
x-2 teskarisini topish uchun har birining teskarisini toping.
\frac{1}{x+4}+\frac{\left(-x+2\right)\left(x+4\right)}{x+4}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. -x+2 ni \frac{x+4}{x+4} marotabaga ko'paytirish.
\frac{1+\left(-x+2\right)\left(x+4\right)}{x+4}
\frac{1}{x+4} va \frac{\left(-x+2\right)\left(x+4\right)}{x+4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.
\frac{1-x^{2}-4x+2x+8}{x+4}
1+\left(-x+2\right)\left(x+4\right) ichidagi ko‘paytirishlarni bajaring.
\frac{9-x^{2}-2x}{x+4}
1-x^{2}-4x+2x+8 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}