Question

11 ) O valor de... é :
a)
$\frac{ - 15}{17}$
b)
$\frac{ - 15}{16}$
c)
$\frac{ - 16}{17}$
d)
$\frac{ - 17}{16}$

Answer 1

$\frac{\frac{1}{2} -4 -\frac{1}{2} }{4 + \frac{1}{4} } = \frac{-4 * 4}{17} = \frac{-16}{17}$

$\boxed{\underline{\mathbf{R}\mathsf{esposta\to (c) }}}$