The Sketch of the Solid Is Given Below $a = 7$

Multiple Choice

The sketch of the solid is given below. Given $a = 7$ , write the inequalities that describe it.

A) $r ^ { 2 } \leq z \leq 7 + r ^ { 2 }$
B) None of these
C) $r ^ { 2 } - 7 \leq z \leq r ^ { 2 }$
D) $r ^ { 2 } \leq z \leq 7 - r ^ { 2 }$
E) $r ^ { 2 } \leq z \leq 7$