Which choice correctly shows the solution(s) of the equation x2 = 400?

1 answer:

Arada [10]3 years ago

5 0

x2=400

x=√400

=20

20^2=400

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qaws [65]

Answer:

3rd option

Step-by-step explanation:

- 10 ≥ 6x - 4 ( add 4 to both sides )

- 6 ≥ 6x , then

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x ≤ - 1

Thus x = - 1 is a solution to the inequality

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Gre4nikov [31]

37-26=11
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Ulleksa [173]

Answer:

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g100num [7]

Answer:

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rewona [7]

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