43,49,55,61

For the following exercises, determine whether the graph of the function provided is a graph of a polynomial function. If so, determine the number of turning points and the least possible degree for the function. 39. 4|]. 41. I12. y y y '7? x 4 + b x 4 \\4 h- x 4 43. 44. 45. y Y )' 7]; , 4i: , %7L , 2 3 8 CHAPTER 3 POLYNOMIAL AND RATIONAL FUNCTIONS NUMERIC For the following exercises, make a table to conrm the end behavior of the function. 46. f(x) = x3 4?. f(x) = x' 5x2 48. f(x) : x2(1 x)2 49-f(x)=(x1)(x 2m x) 50. .) = x" TECHNOLOGY For the following exercises, graph the polynomial functions using a calculator. Based on the graph, determine the intercepts and the end behavior. 51. f(x) = x3(x 2) 52. at) : x(x 3)(x + 3) 53. f(x) = 2:04 2mm 2x) mn=muaum0uy m=f1& m=f27 51=f781 m=if+f+2x m=fglfil so. f(x) = x3 0.01:: EXTENSIONS