Question

Escolha uma:
a. - 17/3
b. - 1/17
c. 2
d. 17/2
e. - 5/9

Answer 1

$y = \frac{1}{ \sqrt{4} } + 2 \sqrt{4 + 12} \\ y = \frac{1}{2} + 2 \sqrt{16} = \\ y = \frac{1}{2} + 2.4 \\ y = \frac{1}{2} + 8 \\ y = \frac{1}{2} + \frac{8}{1} \\ y = \frac{1}{2} + \frac{16}{2} \\ y = \frac{17}{2}$

alternativa D