\([ x ]=\frac{\left[ ML ^{2}\right]\left[ MI T ^{-2}\right]\left[ L T ^{-1}\right]^{2}}{\left[ ML ^{2} T ^{-2}\right][ L ]^{4}}\)
\([ x ]=\left[ ML ^{-1} T ^{-2}\right]\)
[Energy density] \(=\left[\frac{ E }{ V }\right]\)
\(=\left[\frac{M L^{2} T^{-2}}{L^{3}}\right]\)
\(=\left[ ML ^{-1} T ^{-2}\right]\)
Same as \(x\)
$\int {\frac{{dx}}{{\sqrt {{a^2}\, - \,{x^n}} \,}}\, = \,{{\sin }^{ - 1}}\,\frac{x}{a}} $