If f(x)=3+8x+3x2\displaystyle {f{{\left({x}\right)}}}={3}+{\frac{{{8}}}{{{x}}}}+{\frac{{{3}}}{{{x}^{{2}}}}}, find f(x)\displaystyle {f}'{\left({x}\right)}.
 

Find f(1)\displaystyle {f}'{\left({1}\right)}.