Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 7 - Exponents and Exponential Functions - 7-6 Exponential Functions - Practice and Problem-Solving Exercises - Page 451: 39

Answer

a) Please see the graph. b) (0,1) is the point c) No. d) As $b$ increases, the steeper the graph gets.
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Work Step by Step

a) The graph was made using graphing software. blue line: $y = 2^x$ green line: $y=4^x$ orange line: $y = .25^x$ b) The point was found by graphing all three lines. c) The lowest value of an exponential function (with a positive value of the base) is almost zero. d) The graph reaches higher values with lower values of $x$ as $b$ increases.
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