Consider the quadratic function f(x) = −(x^2 + 2x − 8). (a) Find the zeros of f(x), showing all working. (b) Find the turning point of the graph of f(x) and say whether it is a maximum or a minimum. (c) Using the information from parts (a) and (b), and the y-intercept, sketch the graph of f(x).

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
icon
Related questions
Question

Consider the quadratic function f(x) = −(x^2 + 2x − 8).
(a) Find the zeros of f(x), showing all working.
(b) Find the turning point of the graph of f(x) and say whether it is a maximum or a minimum.
(c) Using the information from parts (a) and (b), and the y-intercept, sketch the graph of f(x).

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 6 images

Blurred answer
Knowledge Booster
Quadratic Equations
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, geometry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,
Elementary Geometry for College Students
Elementary Geometry for College Students
Geometry
ISBN:
9781285195698
Author:
Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:
Cengage Learning