The number of real solutions of the equation $x ^ { 2 } = e ^ { x }$ is:
(A) 0
(B) 1
(C) 2
(D) 3 .
The number of real solutions of the equation $x ^ { 2 } = e ^ { x }$ is:\\
(A) 0\\
(B) 1\\
(C) 2\\
(D) 3 .