2. Let : RR and y: R+ → R be mappings with 6(x) -2e-x. (a) Find the range of y. = 1. Use your answer to determine whether y is surjective. (b) Use the definition to show that & is bijective. (c) Find & oy. (d) Find the values of x for which 82(x) = 1. - and y(x) = 4 [3] [3] [2] [2]
2. Let : RR and y: R+ → R be mappings with 6(x) -2e-x. (a) Find the range of y. = 1. Use your answer to determine whether y is surjective. (b) Use the definition to show that & is bijective. (c) Find & oy. (d) Find the values of x for which 82(x) = 1. - and y(x) = 4 [3] [3] [2] [2]
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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