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11 votes
11 votes
I thought of a 2 digit number. The digits of my number are different. The unit digit of my number is the tens digit raised theird power. What is my number?

User Hacfi
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1 Answer

17 votes
17 votes

Answer:

Explanation:

I thought of a 2 digit number. The digits of my number are different: [XY]

Then I'm lost. Does "The unit digit of my number is the tens digit raised third power" mean that the X is raised to the third power?:

X^3

But then we need more information. X could be 1, 2,3, or 4. At 5 it becomes a three digit number. All of the other option result in a two digit number with different digits, so all seem possible. I don't know how to answer this without more information.

User Bartosz Konieczny
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