[tex] \bf f(x)=2(x)^2+5\sqrt{(x+2)}\qquad \qquad \stackrel{x=0}{f(0)}=2(0)^2+5\sqrt{(0+2)}\\\\\\f(0)=0+5\sqrt{2}\implies f(0)=5\sqrt{2}\implies f(0)\approx 7.07106781186547524\\\\\\f(0)\approx \stackrel{rounded~up}{7.07} [/tex]