perplexus.info :: Just Math : Constant from Four Solutions

Constant from Four Solutions (Posted on 2016-04-24)

Determine the minimum value of a positive integer constant K such that the equation:
X*Y² - Y² + 2*X + Y = K has precisely four solutions in positive integers.

Submitted by K Sengupta

Rating: 5.0000 (1 votes)

Solution: (Hide)

(x,y) = (86,1) (24,3) (15,4) (1,256) corresponding to K=258.
For an explanation, refer to the solution submitted by armando in this location.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Posible solution (2)	armando	2016-04-27 06:00:14
Possible solution	armando	2016-04-26 11:43:56

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