question_answer

If\[{{-}^{20}}{{C}_{10}}\]is the mass of an oxygen isotope\[\frac{1}{2}{{\,}^{20}}{{C}_{10}}\]and\[^{20}{{C}_{10}}\]are the masses of a proton and a neutron respectively, the nuclear binding energy of the isotope is       AIEEE  Solved  Paper-2007

A)  \[P(x,\text{ }y)\]  

B)         \[|~z+4|\le 3,\]

C)  \[|~z+1|\]          

D)  \[D=\left| \begin{matrix}    1 & 1 & 1  \\    1 & 1+x & 1  \\    1 & 1 & 1+y  \\ \end{matrix} \right|\]