Solve the equation by the square root property.
-$$5 x ^ { 2 } = 35$$
A) $\{ - \sqrt { 7 } , \sqrt { 7 } \}$
B) $\{ 8 \}$
C) $\{ - 7,7 \}$
D) $\{ 17.5 \}$

Name: Solve the equation by the square root property. -\[5 x ^ { 2 } = 35\] A) $\{ - \sqrt { 7 } , \sqrt { 7 } \}$ B) $\{ 8 \}$ C) $\{ - 7,7 \}$ D) $\{ 17.5 \}$
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Question

Quizplus · Accepted Answer

First, divide both sides by 5 to isolate $x^2$, giving $x^2 = 7$. Then, take the square root of both sides, resulting in $x = \pm \sqrt{7}$, which matches choice A.

Solve the Equation by the Square Root Property 5x2=355 x ^ { 2 } = 355x2=35

Solve the Equation by the Square Root Property $5 x ^ { 2 } = 35$