I.1.30 Triple Integrals

Condition: Calculate the triple integral: \ [\ IIINT_ {V} Y \ COS (Z+X) D X D Y D Z \] where \ (V: Y \ LeQ \ SQRT {X}, \ Quad Y \ GEQ 0, \ Quad Z \ GEQ 0, \ QUAD X+Z+Z+Z+Z+z+z+z+z+z+z+z+z+z+z+z+z+z+z+z. \ leq \ frac {\ pi} {2} \).