m,an at (4, 2) x+1 4 isf"(4)= 4 =V (4,2) 10x FIGURE 3. 10 Copyright@2011 Pearson Education, Inc. Publishing as Pears on Addison-Wesley Slide 3-16Copyright © 2011 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Slide 3 - 16