limx→−∞xx2+1\lim_{x\rightarrow -\infty} \frac{x}{\sqrt{x^2 + 1}}limx→−∞x2+1x
limx→4x2−16x−4\lim_{x \rightarrow 4} \frac{x^2 - 16}{x - 4}limx→4x−4x2−16
limx→9x−3x−9\lim_{x\rightarrow 9} \frac{\sqrt{x} - 3}{x - 9} limx→9x−9x−3
limx→−3x2−x+12x+3\lim_{x\rightarrow -3} \frac{x^2 - x + 12}{x + 3}limx→−3x+3x2−x+12
limθ→0sec(2θ)tan(3θ)5θ\lim_{\theta\rightarrow 0} \frac{\sec{(2\theta)} \tan{(3 \theta)}}{5 \theta} limθ→05θsec(2θ)tan(3θ)