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Clemmonsdogpark Brain Twister: A Known Unknown

brain_twister

 

Twist your brain with this challenging GRE problem! Then, leave a comment with your work and best guess. Good luck!
 

x^n + x^n + x^n = x^(n + 1)

Which of the following must be true?

I. n = 2
II. x = 3
III. n^x < x^n

(A) I only

(B) II and III

(C) I and III

(D) II only

(E) None of the above
 

See you on Friday for the answer and explanation. 🙂
 

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