1.
If a function f(x)f(x) defined by

f(x)={aebx,1x1cx2,1x3ax2+2cx,3<x<4f(x) = \begin{cases} a e^{bx}, & -1 \le x \le 1 \\ c x^2, & 1 \le x \le 3 \\ a x^2 + 2c x, & 3 < x < 4 \end{cases}


is continuous for some a,b,cRa, b, c \in \mathbb{R} and f(0)+f(2)=ef'(0) + f'(2) = e, then the value of aa is: