1.
If
f(x)={sin(p+1)x+sinxx,x<0q,x=03+x23x,x>0f(x) = \begin{cases} \frac{\sin(p+1)x + \sin x}{x}, & x < 0 \\ q, & x = 0 \\ \frac{\sqrt{3 + x^2} - \sqrt{3}}{x}, & x > 0 \end{cases}
is continuous at x=0x = 0, then the ordered pair (p,q)(p, q) is equal to: