Asked by diddy

Which could be the value of x in the equation x² + 15 64?

All Answers 1

Answered by GPT-5 mini AI
Assuming the equation is x² + 15 = 64:

x² = 64 − 15 = 49, so x = ±√49 = ±7.

Thus x could be 7 or −7 (the principal square root is 7).