28 and 30

raph, Graphing and Finding Zeros In Exercises 25-30, (a) use a graphing utility to graph the function and find the zeros of the function and (b) verify your results from part (a) algebraically. 25. f(x) = 3+ 26. f(x) = x(x - 7) X 27. f(x) = V2x + 11 28. f(x) = 3x - 14 - 8 X 29. f(x) = 3x - 1 30. f(x) = 2x2 - 9 x - 6 3 -x duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or cChapter(s). Il learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it