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...
Related questions
Question
Transcribed Image Text:4. Which of the following quadratic equations has
no solution?
a) 2x² - 4x = 2x - 3
b)
2x² - 15x -8=0
c)
16(x + 1)² = 0
d) 3(x + 5)² + 7 = 0
5. Identify which parabola does not intersect the
x-axis.
a) f(x) = x² - 6x + 7
b) f(x) = 9 - x²
c) f(x) =
(4 + x)²
d) f(x) = −2(x − 1)² – 1
-
-
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