3x²-75=0 find the square root

asked Dec 23, 2021 131k views

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Answer:

$x=\pm5$

Explanation:

First, add 75 to each side.

$3x^2-75+75=0+75\\3x^2=75$

Next, divide each side by 3.

x^2=25

Now, you can take the square root.

$x = \pm\sqrt25}$

$x=\pm 5$

Luke Page answered Dec 29, 2021

5.3k points

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