Find the order 3 Taylor polynomial T3(x)\displaystyle {T}_{{3}}{\left({x}\right)} of function given. Use exact values.
f(x)=(7x24)32\displaystyle {f{{\left({x}\right)}}}={\left({7}{x}-{24}\right)}^{{\frac{{3}}{{2}}}} at a=4\displaystyle {a}={4}.
T3(x)=\displaystyle {T}_{{3}}{\left({x}\right)}=