-a2+1 ifx 2 a) Is f continuous at x = 2? Explain Why. b) Is f continuous at x = 5? Explain Why. c) Is f differentiable at x = 2? Explain Why. 5. (10 points) Given f(x) = Vx + 3 i. Use the limit definition of the derivatives ( i.e. f'(x) = lim fic th) - f(x) h-0 to find the derivative of the given function Show your work: ii. Find the equation of tangent line at r