Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 2 - Review - Exercises - Page 232: 48

Answer

a. See graph below b. Domain: (-∞, ∞) Range: (-∞, ∞)

Work Step by Step

a. See graph attached below b. $f(x) = x^4 - x^3 + x^2 + 3x - 6$ There is no restrictions on domain and range because the function in question is a polynomial. Thus, the domain and range are both (-∞, ∞)
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