question is in the picture 9 What is the solution set of 7? -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 X -7 -6 -5 -4 -3 -2 -1 0 1 2 3
4 5 6 7 X O +HH. -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 x -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 X
1 answer:
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Answer:
Option D
Step-by-step explanation:
Whenever we take a square root of a number the ± sign is with it like here in the question
And then x = ±4.47 which means x has two values one is +4.47 and the other is -4.47 so Option D is our answer.