In Exercises 11- 22 , use the Four- step process to Find the derivative. (For the First Four exercises, you should know what the derivative will be prior using the Four-step proces 11.) f ( x ) = 3 13.) f ( x ) = - 5 x +3 15 . ) f ( x ) = x (and 17 / f ( x ) = 2 x 2 + x - 1 19 ) h ( t ) = V t - 1 2.1) f (+ ) = + 3 - 12 + En Exercises 23- 30, Find an equation of the tangent line the graph OF f at the indicated point . Then verity your answer by sketching both the graph off and the tangent line . FUNCTION POINT OF TANGENCY 23.) f ( x ) = 4 - 2x ( 2, 2 ) ( - 2 , 6 ) 25 .) f ( x ) = * 2 - 2 ( 2, 2 ) ( - 3 , 4 ) 27. ) f ( x ) = * 3 ( 2 , 8 ) ( - 2 , - 8 ) 29.) f l x ) = 1 x+1 ( 3, 2) (0, 1 )SECTION EXERCISES 2.1 In Exercises 1-4. trace the given curve on another piece of paper and sketch the tangent line at each of the points (. v,) and (x3. 32). Determine whether the slope of each tangent line is positive, negative, or zero. 1. (x2. )2) In Exercises 5-10, estimate the slope of the curve at the point (x. y). 5. (x. >') 7. 142 CHAPTER 2 Differentiation