Use the Remainder Theorem and synthetic division to evaluate the function at the given value.

f(x)=3x59x4+x3+4x2x6\displaystyle {f{{\left({x}\right)}}}=-{3}{x}^{{5}}-{9}{x}^{{4}}+{x}^{{3}}+{4}{x}^{{2}}-{x}-{6}

f(4)=\displaystyle {f{{\left(-{4}\right)}}}=