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OpenStudy (anonymous):
Evaluate the principal square root of 64. help someone please and thank U :)????
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OpenStudy (inkyvoyd):
principal=positive.
OpenStudy (anonymous):
8
OpenStudy (anonymous):
The square roots of 64 are +8 and -8. The PRINCIPAL square root is the positive root, +8. So, the answer to the question that was asked is +8 not ±8.
OpenStudy (anonymous):
since \(8^2=64\)
OpenStudy (inkyvoyd):
whas teh negativ called?
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OpenStudy (anonymous):
ive put in 8 and then positive still nothing what should I do ? its not taking either one ?
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