if there were 43 girls and 41 boys and the girls were counted as negatives and the boys are positive, how many couples will the
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.