Question

58. If x and y are positive integers such
that x2 - y2 = 13, then the possible
value of x2 + y2 will be
(a) 90
(bw 85
(c) 72
(d) 65​

Answer 1

Answer:

none of the above

Step-by-step explanation:

it is the equation of the curve

and a curve may have infinite number of solution