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Given (x – 7)2 = 36, select the values of x. (Multiple Choice)

A. x = 13
B. x = 1
C. x = –29
D. x = 42

User DCookie
by
7.7k points

1 Answer

4 votes

quadratic equation

-

(x - 7)² = 36

x - 7 = ±√36

x - 7 = ± 6

if +6, then x - 7 = 6 → x = 13

if -6 , then x - 7 = -6 → x = 1

it means, A and B are correct!

____

User Martin Osusky
by
8.3k points

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