codylowery8707 codylowery8707
  • 16-01-2023
  • Mathematics
contestada

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

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