If $(x - 1)^2 = 400,$ which of the following could be the value of $x - 5?$ - The Beat The GMAT Forum

If $(x - 1)^2 = 400,$ which of the following could be the value of $x - 5?$

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VJesus12: Legendary Member; Posts: 2276; Joined: Sat Oct 14, 2017 6:10 amFollowed by: 3 members

by VJesus12 » Thu Oct 29, 2020 11:15 am

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If $(x - 1)^2 = 400,$ which of the following could be the value of $x - 5?$

(A) 15
(B) 14
(C) -24
(D) -25
(E) -26

Answer: C

Source: Official Guide

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Source: Beat The GMAT — Problem Solving | Thu Oct 29, 2020 11:15 am

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