Based on the table below,

x\displaystyle {x}0123456789
f(x)\displaystyle {f{{\left({x}\right)}}}789069981944427686


Evaluate f(2)\displaystyle {f{{\left({2}\right)}}}

f(2)\displaystyle {f{{\left({2}\right)}}} =

Solve f(x)=1\displaystyle {f{{\left({x}\right)}}}={1}

x\displaystyle {x} =