Question

A) -1
B) 2
C) 9
D) - 2​

Answer 1

Resposta:

Opção D

︎ ︎ ︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎ ︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎

︎ ︎ ︎ ︎ ︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

︎ ︎

Answer 2

$K=\frac{\left(-32+\frac{70}{\left(15-\sqrt{64}\right)}\right)}{11}\\\\\frac{70}{15-\sqrt{64}}\\\\=\frac{70}{15-8}\\\\=\frac{70}{7}\\\\=10\\\\K=\frac{-32+10}{11}\\\\-32+10=-22\\\\K=\frac{-22}{11}\\\\K=-\frac{22}{11}\\\\>>>K=-2 <<<$

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