TS ICET 23 May 2019 Shift 2 Paper

Question : 75 of 200

Marks: +1, -0

If Z denote the set of integers then the number of elements in the set A =

\{(a,b):2a^2+3b^2=25;a,b∊Z\}

Solution:

For no integer values of a and b

2 a^{2}+3 b^{2}=25

∴ The number of elements = 0

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