The number of elements in the set `{(a,b) : a^(2) + b^(2) = 50, a, b in Z}` where Z is the set of all integers, is

The number of elements in the set {(a,b): 2a^(2) + 3b^(2) =35, a,b in Z}, where Z is the set of all integers, is

The number of elements in the set {(a,b): 2a^(2)+ 3b^(2) = 35, a,b, in z}, where Z is the set of all integers is.: a)2 b)4 c)8 d)12

The number of elements in the set {(a, b) : 2a^2 + 3b^2 = 35. a . b in Z} ,where Z is the set of all integers, is

The number of elements in the set {(a, b) : 2a^2 + 3b^2 = 35. a . b in Z} ,where Z is the set of all integers, is

The number of elements in the set {(a, b): 2a^2 + 3b^2 = 35, a, b epsilon Z) , where Z is the set of all integers, is

The number of elements in the set {(a,b), 2a^(2) +3b^(2) =35, a, b, in ZZ} where ZZ is the set of integers, is-

The number of elements in the set {(a,b):2a^(2)+3b^(2)=35.a*b in Z}, where Z is the set of all integers,is

The number of elements in the set {(a,b):2a^(2)+3b^(2)=83,a,binZ} , where Z is the set of all integers, is