Solve for $x$. Assume that $a$ and $b$ represent positive real numbers.
-$x^{2}-b=0$
A) $\{b,-b\}$
B) $\{\sqrt{b}, \sqrt{-b}\}$
C) $\{b\}$
D) $\{\sqrt{b},-\sqrt{b}\}$

Question

Quizplus · Accepted Answer

To solve the equation $x^2 - b = 0$, we add $b$ to both sides to get $x^2 = b$. Taking the square root of both sides gives $x = \pm\sqrt{b}$, which means the solution set is $\{\sqrt{b}, -\sqrt{b}\}$.

Solve For xxx Assume That aaa And bbb Represent Positive Real Numbers x2−b=0x^{2}-b=0x2−b=0

Solve For $x$ Assume That $a$ And $b$ Represent Positive Real Numbers $x^{2}-b=0$