t-1 For the function y(t)= 2-1 , as t approaches 2, y(t) approaches 1/3.4 Which of the following applies? Oy)=2 ○ y(2) = 13 lim y(t)= t-2 3 lim y(t) = 2 1 3

Consider the following function. √x, (1, 1) (a) Find an equation of the tangent line to the graph of f at the given point. y = (b) Use a graphing utility to graph the function and its tangent line at the point. 2- y 1- -1 FK KE 2- y 1- 3 4 5 -1 0 1 O -1 -1 y y 3 2 1- 0 2- 1 2 1 2 2 3 4 4 5