Chapter 4.1, Problem 43E

what is the horizontal shift?

a) Find the point on the graph of y = sinh x at which the tangent line is parallel to the line through (1, 2) and (2, 4). b)Find the points of inflection and comment on concavity for the graph y = x sin-1 x. c) An outdoor thermometer registers a temperature of 40◦F. Five minutes after it is brought into a roomwhere the temperature is 70◦F, the thermometer registers 60◦F. When will it register 65◦F ?  same questions are in iamge as well