.Let f, g andh are three functions defined as below : f: R>Rf(x) = 4x² – 4, - g. R→R8 (x) = V-5x+ 1and h:R R defined by h(x) = 2x - 5 a) Find fog(x) b) Find h-(x) c) Proye that h is a One-One correspondence.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A4.Let f, g and h are three functions defined as below :
f: R→Rf(x) = 4x² – 4 ,
g. R>Rg (x) = V-5x+ 1and
h:R R defined by h(x) = 2x - 5
a) Find fog(x)
b) Find h-(x)
c) Proye that h is a One-One correspondence.
Transcribed Image Text:A4.Let f, g and h are three functions defined as below : f: R→Rf(x) = 4x² – 4 , g. R>Rg (x) = V-5x+ 1and h:R R defined by h(x) = 2x - 5 a) Find fog(x) b) Find h-(x) c) Proye that h is a One-One correspondence.
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