art A: Using the completing-the-square method, rewrite f(x) = x2 − 8x + 3 in vertex form. f(x) = (x − 8)2 f(x) = (x − 4)2 − 13 f(x) = (x − 4)2 + 3 f(x) = (x − 4)2 + 16 Part B: Which of the following values "completes the square," or creates a perfect square trinomial, for x2 − 8x + ___? 8 16 −8 −16 Part C
art A: Using the completing-the-square method, rewrite f(x) = x2 − 8x + 3 in vertex form. f(x) = (x − 8)2 f(x) = (x − 4)2 − 13 f(x) = (x − 4)2 + 3 f(x) = (x − 4)2 + 16 Part B: Which of the following values "completes the square," or creates a perfect square trinomial, for x2 − 8x + ___? 8 16 −8 −16 Part C
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question
Part A:
Using the completing-the-square method, rewrite f(x) = x2 − 8x + 3 in vertex form.
f(x) = (x − 8)2
f(x) = (x − 4)2 − 13
f(x) = (x − 4)2 + 3
f(x) = (x − 4)2 + 16
Part B:
Which of the following values "completes the square," or creates a perfect square trinomial, for x2 − 8x + ___?
8
16
−8
−16
Part C:
Determine the vertex of the function f(x) = 3(x − 2)2 + 1.
(2, 1)
(−2, 1)
(1, 2)
(1, −2)
Part D:
Using the completing-the-square method, find the vertex of the function f(x) = −2x2 + 12x + 5 and indicate whether it is a minimum or a maximum and at what point.
Maximum at (−3, 5)
Minimum at (−3, 5)
Maximum at (3, 23)
Minimum at (3, 23)
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