Only 68

Factoring a Polynomial In Exercises 67-74, (a) verify the given factors of f(x), (b) find the remaining factor(s) of f(x), (c) use your results to write the complete factorization of f(x), (d) list all real zeros of f, and (e) confirm your results by using a graphing utility to graph the function. Function Factors 67. f(x) = 2x3 + x2 - 5x + 2 (x + 2), ( x - 1 ) 68. f(x) = 3x3 + 2x2 - 19x + 6 J (x + 3), (x - 2) 69. f(x) = x4 - 4x3 - 15x2 + 58x - 40 (x - 5), (x + 4)