Đáp án:[$2^{2}$ :$\frac{4}{3}$-$\frac{1}{2}$]x$\frac{6}{5}$-17
=[4x$\frac{3}{4}$ -$\frac{1}{2}$]x$\frac{6}{5}$ -17
=[$\frac{3}{1}$ -$\frac{1}{2}$ ]x$\frac{6}{5}$ - 17
=[$\frac{6}{2}$ -$\frac{1}{2}$ ]x$\frac{6}{5}$ - 17
=$\frac{5}{2}$x$\frac{6}{5}$ - 17
=3-17
=-14