Answered: 33. f(x) — х? + 2x 34. /(х) 3 х? — 4х…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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In Problems 33–48,(a) graph each quadratic function by determining whether its graph opens up or down and by finding its vertex, axis of symmetry, y-intercept, and x-intercepts, if any. (b) Determine the domain and the range of the function. (c) Determine where the function is increasing and where it is decreasing.Verify your results using a graphing utility.

33. f(x) — х? + 2x
34. /(х) 3 х? — 4х
35. f(х) 3D — х?- бх
36. f(х) — — х? + 4x
37. f(x) — х3 + 2х — 8
38. f(х) — х? — 2х— 3
39. f(x) — х3 + 2х + 1
40. f(x) — х2 + бх + 9
41. f(x) 3 2x? -х +2
42. f(x) — 4x? — 2х + 1
43. f(x) — —2x? + 2х - 3
44. f(x) 3D — Зх? + Зх - 2
45. f(x) — Зx? + бх + 2
46. f (x) — 2x? + 5х + 3
47. f(x) — — 4х? - бх + 2
48. f(x) — Зx2 — 8х + 2

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