A quadratic function fis given. f(x) = x² + 6x (a) Express fin standard form. f(x) = x (x + 6) X

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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I need help on this question which says “Express f in standard form”
A quadratic function fis given.
f(x) = x² + 6x
(a) Express fin standard form.
f(x) = x (x + 6)
(b) Find the vertex and x- and y-intercepts of f. (If an answer does not exist, enter C
(x, y) =
-3, -9
vertex
x-intercepts
y-intercept
(x, y) =
(x, y) =
X
(c) Sketch a graph of f.
-6,0
0,0
(x, y) = 0,0
40
9
8
(smaller x-value)
(larger x-value)
Clear All
Graph
Vert
Transcribed Image Text:A quadratic function fis given. f(x) = x² + 6x (a) Express fin standard form. f(x) = x (x + 6) (b) Find the vertex and x- and y-intercepts of f. (If an answer does not exist, enter C (x, y) = -3, -9 vertex x-intercepts y-intercept (x, y) = (x, y) = X (c) Sketch a graph of f. -6,0 0,0 (x, y) = 0,0 40 9 8 (smaller x-value) (larger x-value) Clear All Graph Vert
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