( w − 1 ) ( x − 1 ) 2 ( u v x + u ( − v ) + u − v x + x − 1 ) u v w x 3 / 2 {\displaystyle {\frac {(w-1)(x-1)^{2}(uvx+u(-v)+u-vx+x-1)}{{\sqrt {u}}{\sqrt {v}}{\sqrt {w}}x^{3/2}}}}
