If x is the principal square root of 7, what must be true?
a. x = 72, and x is positiv...
Mathematics, 05.01.2020 21:31 ttrump03
If x is the principal square root of 7, what must be true?
a. x = 72, and x is positive
b. x2 = 7, and x is negative
c. x2 = 7, and x is positive
d. x = 72, and x is negative
Answers: 2
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