Baholash
\frac{3}{x+3}
Kengaytirish
\frac{3}{x+3}
Grafik
Viktorina
Polynomial
5xshash muammolar:
\frac { x - 15 } { ( x - 3 ) ( x + 3 ) } - \frac { 2 } { 3 - x }
Baham ko'rish
Klipbordga nusxa olish
\frac{x-15}{\left(x-3\right)\left(x+3\right)}-\frac{2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. \left(x-3\right)\left(x+3\right) va 3-x ning eng kichik umumiy karralisi \left(x-3\right)\left(x+3\right). \frac{2}{3-x} ni \frac{-\left(x+3\right)}{-\left(x+3\right)} marotabaga ko'paytirish.
\frac{x-15-2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)}
\frac{x-15}{\left(x-3\right)\left(x+3\right)} va \frac{2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{x-15+2x+6}{\left(x-3\right)\left(x+3\right)}
x-15-2\left(-1\right)\left(x+3\right) ichidagi ko‘paytirishlarni bajaring.
\frac{3x-9}{\left(x-3\right)\left(x+3\right)}
x-15+2x+6 kabi iboralarga o‘xshab birlashtiring.
\frac{3\left(x-3\right)}{\left(x-3\right)\left(x+3\right)}
\frac{3x-9}{\left(x-3\right)\left(x+3\right)} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{3}{x+3}
Surat va maxrajdagi ikkala x-3 ni qisqartiring.
\frac{x-15}{\left(x-3\right)\left(x+3\right)}-\frac{2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)}
Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. \left(x-3\right)\left(x+3\right) va 3-x ning eng kichik umumiy karralisi \left(x-3\right)\left(x+3\right). \frac{2}{3-x} ni \frac{-\left(x+3\right)}{-\left(x+3\right)} marotabaga ko'paytirish.
\frac{x-15-2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)}
\frac{x-15}{\left(x-3\right)\left(x+3\right)} va \frac{2\left(-1\right)\left(x+3\right)}{\left(x-3\right)\left(x+3\right)} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{x-15+2x+6}{\left(x-3\right)\left(x+3\right)}
x-15-2\left(-1\right)\left(x+3\right) ichidagi ko‘paytirishlarni bajaring.
\frac{3x-9}{\left(x-3\right)\left(x+3\right)}
x-15+2x+6 kabi iboralarga o‘xshab birlashtiring.
\frac{3\left(x-3\right)}{\left(x-3\right)\left(x+3\right)}
\frac{3x-9}{\left(x-3\right)\left(x+3\right)} ichida hali faktorlanmagan ifodalarni faktorlang.
\frac{3}{x+3}
Surat va maxrajdagi ikkala x-3 ni qisqartiring.
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}