1.Set Theory
hard

ધારો કે  $C=\left\{(x, y) \mid x^2-2^y=2023, x, y \in \mathbb{N}\right\}$.તો  $\sum_{(x, y) \in C}(x+y)$ =__________.

A

$46$

B

$15$

C

$75$

D

$45$

(JEE MAIN-2024)

Solution

$x^2-2^y=2023 $

$ \Rightarrow x=45, y=1$

$ \sum_{(x, y) \in C}(x+y)=46 $

Standard 11
Mathematics

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