Find all solutions by factoring.
-$-2 b^{2}+18=0$
A) No real solution
B) $\{-3,3\}$
C) $\{0,3\}$
D) $\{-2,3\}$

Name: Find all solutions by factoring. -$-2 b^{2}+18=0$ A) No real solution B) $\{-3,3\}$ C) $\{0,3\}$ D) $\{-2,3\}$
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Question

Quizplus · Accepted Answer

First, add $2b^2$ to both sides to get $2b^2 = 18$. Then, divide both sides by 2 to get $b^2 = 9$. Taking the square root of both sides gives $b = \pm3$, so the solutions are $\{-3, 3\}$.

Find All Solutions by Factoring −2b2+18=0-2 b^{2}+18=0−2b2+18=0 A) No Real Solution B)

Find All Solutions by Factoring $-2 b^{2}+18=0$ A) No Real Solution
B)