Answer:
Step-by-step explanation:
[tex](\frac{7t^{\frac{-1}{4}}}{16t})^{2}=\frac{7t^{\frac{-1}{4}*2}}{16t^{2}}\\\\=\frac{7t^{\frac{-1}{2}}}{16t^{2}}\\\\=\frac{7}{16t^{2+\frac{1}{2}}}\\\\\frac{7}{16t^{\frac{5}{2}}}[/tex]
