(a) Given the function f(x) = e"+2 – 2 i. Give the equation for the graph shifted 2 units to the left, 2 units downward and reflected about y-axis. ii. Show that the function f(x) obtained in (i) is one-to-one. Determine the inverse of the new function from (i). iii. State the domain and range of the inverse function obtained in (ii). (b) Using Intermediate Value Theorem, justify that the equation a4 – 2a² + } = 0 has two solutions in the interval [-1, 1].

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.1: Exponential Functions
Problem 57SE: Repeat the previous exercise to find the formula forthe APY of an account that compounds daily....
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(a) Given the function
f(x) = e"+2 – 2
i. Give the equation for the graph shifted 2 units to the left, 2 units downward and
reflected about y-axis.
ii. Show that the function f(x) obtained in (i) is one-to-one. Determine the inverse of
the new function from (i).
iii. State the domain and range of the inverse function obtained in (ii).
(b) Using Intermediate Value Theorem, justify that the equation a4 – 2a² + } = 0 has two
solutions in the interval [-1, 1].
Transcribed Image Text:(a) Given the function f(x) = e"+2 – 2 i. Give the equation for the graph shifted 2 units to the left, 2 units downward and reflected about y-axis. ii. Show that the function f(x) obtained in (i) is one-to-one. Determine the inverse of the new function from (i). iii. State the domain and range of the inverse function obtained in (ii). (b) Using Intermediate Value Theorem, justify that the equation a4 – 2a² + } = 0 has two solutions in the interval [-1, 1].
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