Find the integer value of x in √(419 + x) to get the greatest integer nearest to √419?

Matt Schwartz asked Mar 8, 2023

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Matt Schwartz asked Mar 8, 2023

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20 votes

Answer:

c: 22

Explanation:

√419 is between 20 and 21

20² = 400

21² = 441

√419 is closer to 20 than 21 but we cannot have a negative x so we must find x for 21

√(419+22) = 21

x is 22

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