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This test: 30 point(s) possible This question: 1 point(s) possible a) Graph the function f(x) = x2+ 3x. b) Draw the tangent lines to the graph at the points whose x-coordinates are - 3, - 1, and 1. c) Find f'(x) by determining lim f (x+ h) - f( x ) h - + 0 h d) Find f'(-3). f'(- 1), and f'(1). These slopes should match those of the lines in part (b). a) Choose the correct graph below. OA O B. OC. OD. b) Choose the correct tangent lines to the graph. OA O B. O C. OD. c) f'(x) = 2x + 3 d) Find f'(-3). Select the correct choice below and, if necessary, fill in the answer box to complete your choice