18. If the roots of the equation $x 2 - 2 a x + a 2 + a - 3 = 0$ are real and less than 3,then: (A) $a < 2$ (B) $2 < a < 3$ (C) $3 < a < 4$ (D) a $> 4$
18. If the roots of the equation $x 2 - 2 a x + a 2 + a - 3 = 0$ are real and less than 3,then:\\
(A) $a < 2$\\
(B) $2 < a < 3$\\
(C) $3 < a < 4$\\
(D) a $> 4$\\