Question Number 148418 by mathdanisur last updated on 27/Jul/21

Find the natural roots of the equation x^2 - 51y^2 = 1

Answered by mr W last updated on 27/Jul/21

x^2 −1=51y^2 (x−1)(x+1)=51y^2 x−1=y^2 =7^2 =49 x+1=51 ⇒x=50, y=7

Commented bymathdanisur last updated on 27/Jul/21

Thank you Ser But has an infinite number of roots

Commented bymr W last updated on 27/Jul/21

please just give an other root more!

Commented bymathdanisur last updated on 27/Jul/21

Ser, (499850 ; 69993)

Commented bymr W last updated on 27/Jul/21

thanks!