Các câu hỏi tương tự
11) \(\lim\limits_{x->1}\) \(\dfrac{3_{\sqrt{4x-1}-\sqrt{4x-3}}}{x-1}\)
11) \(\lim\limits_{x->4}\dfrac{4x-1}{x^2-8x+16}\)
12) \(\lim\limits_{x->2}\)\(\dfrac{4-x^2}{x^3-8}\)
13) \(\lim\limits_{x->+\infty}\left(3_{\sqrt{x^3+4x^2}-x}\right)\)
1) lim\(\dfrac{3x-5}{\left(x-2\right)^2}\)(x-->2)
2) lim\(\dfrac{2x-7}{x-1}\)(x-->1-)
3) lim\(\dfrac{2x-7}{x-1}\)(x-->1+)
tính giới hạn
a) \(\lim\limits_{x\rightarrow+\infty}\dfrac{5x^2+x^3+5}{4x^3+1}\)
b) \(\lim\limits_{x\rightarrow-\infty}\dfrac{2x^2-x+1}{x^3+x-2x^2}\)
c) \(\lim\limits_{x\rightarrow-\infty}\dfrac{2x^2-x+1}{x^3+x-2x^2}\)
a) lim\(\dfrac{x^2-1}{x+1}\)(x-->-3)
b) lim\(\dfrac{4-x^2}{x+2}\)(x-->-2)
29 tháng 1 2023 lúc 22:05
\(a,\lim\limits_{x\rightarrow0}\dfrac{\sqrt{x+1}-\sqrt{x^2+x+1}}{x^2-2x+1}\)
\(b,\lim\limits_{x\rightarrow7}\dfrac{\sqrt{x-3}-2}{49-x^2}\)
Giúp mình với ạ
1) lim\(\dfrac{x-5x^2+1}{x^2-1}\)(x-->-∞)
2) lim\(\dfrac{5x^3\left(2-x^2\right)^3\left(4x^2+1\right)^2}{4x^{13}+x^2-6}\)(x-->+∞)
3) lim\(\dfrac{4x-\sqrt{9x^2+x}}{3-x}\)(x-->+∞)
4. Tính giới hạn \(\lim\limits_{x\rightarrow0}\dfrac{\sqrt{x^2+1}-x-1}{2x^2-x}_{ }\)
5. Tính giới hạn:
a) \(\lim\limits_{x\rightarrow2}\dfrac{x-2}{x^2-4}_{ }\)
b) \(\lim\limits_{x\rightarrow3^-}\dfrac{x+3}{x-3}_{ }\)
tính giới hạn
a) \(\lim\limits_{x\rightarrow4}\dfrac{\sqrt{2x+8}-4}{x-4}\)
b) \(\lim\limits_{x\rightarrow2}\dfrac{x^2-4}{\sqrt{4x+1}-3}\)
c) \(\lim\limits_{x\rightarrow2}\dfrac{x-2}{2-\sqrt{x+2}}\)
27 tháng 1 2023 lúc 8:56
Tìm các giới hạn sau:limlimits_{xrightarrow-infty} dfrac{sqrt{x^6+2}}{3text{x}^3-1}limlimits_{xrightarrow+infty} dfrac{sqrt{x^6+2}}{3text{x}^3-1}limlimits_{xrightarrow-infty} left(sqrt{2text{x}^2+1}+xright)limlimits_{xrightarrow1} dfrac{2text{x}^3-5text{x}-4}{left(x+1right)^2}
Đọc tiếp
Tìm các giới hạn sau:
\(\lim\limits_{x\rightarrow-\infty}\) \(\dfrac{\sqrt{x^6+2}}{3\text{x}^3-1}\)
\(\lim\limits_{x\rightarrow+\infty}\) \(\dfrac{\sqrt{x^6+2}}{3\text{x}^3-1}\)
\(\lim\limits_{x\rightarrow-\infty}\) \(\left(\sqrt{2\text{x}^2+1}+x\right)\)
\(\lim\limits_{x\rightarrow1}\) \(\dfrac{2\text{x}^3-5\text{x}-4}{\left(x+1\right)^2}\)
Giúp mình với ạ
1) lim\(\dfrac{3x^2+5}{x^3-x+2}\)(x-->+∞)
2) lim\(\dfrac{2x^2\left(3x^2-5\right)^3\left(1-x\right)^5}{3x^{14}+x^2-1}\)(x-->-∞)
3) lim\(\dfrac{3x-\sqrt{2x^2+5}}{x^2-4}\)(x-->+∞)