Describe the concavity of the graph of f(x) 2,3-5x-1 and find the points of inflection (if any) a) O concave down on (-00,0); concave up on (0, oo): pt of inflection (0,-1) b) O concave down on (-0o, 0o); no points of inflection c) O concave up on (-00, 0); concave down on (0, oo): pt of inflection (0,-1) d) concave up on (-oo, 00); no points of inflection concavedown on ( 00, 5)concave up on (5-)ptofmflection (10) e) cave up on , oo ) ; pt of inflection Question 2 Describe the concavity of the graph of f(x) =-24--z? and find the points of inflection (if any) a) concave down on (-00, 0); concave up on (0, o)pt of inflection (0, 0) b) O concave down on (-00,-1) and (1,00); concave up on (-1, 1); pts of inflection c concave down on (-oo, 0o); no points of inflection d) O concave up on (-00,-1) and (1,00); concave down on (-1, 1); pts of inflection e) concave up on (-oo, 0); concave down on (0, oo); pt of inflection (0, 0) 1,- ) and -1, 4 1,- 4 ) and -1, 4