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OpenStudy (anonymous):
Is 3x a perfect square if so explain.
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OpenStudy (cathyangs):
it can be, sometimes.
myininaya (myininaya):
3x is a perfect square if x=3,3^3,3^5,3^7,....
myininaya (myininaya):
you are looking for \[3^{even power}\] since even numbers are divisible by 2 \[3(3^n)=3^{n+1}\] so if n is odd then n+1 is even
OpenStudy (anonymous):
Thank you
myininaya (myininaya):
np
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