$\dfrac{(963 + 476)^2 + (963 - 476)^2}{(963 \times 963 + 476 \times 476)}$=?
1449
497
2
4
Explanation:
Given Exp. = $ \dfrac{(a + b)^2 + (a - b)^2}{(a^2 + b^2)}$ = $\dfrac{2(a^2 + b^2)}{(a^2 + b^2)} $= 2
Given Exp. = $ \dfrac{(a + b)^2 + (a - b)^2}{(a^2 + b^2)}$ = $\dfrac{2(a^2 + b^2)}{(a^2 + b^2)} $= 2