Describe the long run behavior of f(x)=3x82x6+5x5+1\displaystyle {f{{\left({x}\right)}}}={3}{x}^{{8}}-{2}{x}^{{6}}+{5}{x}^{{5}}+{1}

As x\displaystyle {x}\to-\infty, f(x)\displaystyle {f{{\left({x}\right)}}}\to

As x\displaystyle {x}\to\infty, f(x)\displaystyle {f{{\left({x}\right)}}}\to