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x + y * 3√2 + z * 3√4 = 0 (Posted on 2009-10-15) Difficulty: 3 of 5
Each of x, y and z is a rational number such that: x + y * 3√2 + z * 3√4 = 0.

Prove that x=y=z=0 is the only possible solution to the above equation.

No Solution Yet Submitted by K Sengupta    
Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re(2): Solution - Extra font facility | Comment 9 of 14 |
(In reply to re: Solution - Extra font facility by brianjn)

Thanks for your advice, but that button is just what I was using. Each time it gives me the same difficulties as Charlie has now demonstrated and it means that I have to use the editing facility and use words where symbols would have been better.
Is it something about my system?
  Posted by Harry on 2009-10-16 10:35:05

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