Question

Find lim 9x^4+3/4x^4

Answer 1

`\lim\limits_(x \to \infty)(9x^4+3)/(4x^4)=\lim\limits_(x \to \infty)(x^4\cdot\left(9+(3)/(x^4\right)))/(4x^4)=\lim\limits_(x \to \infty)(9+(3)/(x^4))/(4)=(9+0)/(4)=\frac{9}4.\\\\I\;used\;\lim\limits_(x\to\infty)(3)/(x^4)=0.`

Green eyes.