Question

Помогите!!!!!!!!!!! Пожалуйста!!!!!

Answer 1

$sqrt{(1 frac{1}{16})^2 -( frac{1}{2})^2 } = sqrt{( frac{17}{16})^2-( frac{8}{16})^2 } = sqrt{ frac{17-8}{16}* frac{17+8}{16} } = sqrt{ frac{9}{16}* frac{25}{16} }= frac{3}{4}* frac{5}{4}$$= frac{15}{16} .$