Question

evaluar lo siguiente.
si corresponde hacer clic en
o es un número real\.
-√64 =
√-9 =

Explanation:

Step1: Evaluate negative square root

First, find $\sqrt{64}=8$, then apply the negative sign:
$-\sqrt{64} = -8$

Step2: Analyze square root of negative

By definition, real square roots of negative numbers do not exist:
$\sqrt{-9}$ is not a real number

Answer:

$-\sqrt{64} = -8$
$\sqrt{-9} = \text{No es un número real}$