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Reviewing Griffith normalisation problem

211
8
Homework Statement
It is about normalisation I am posting the image of the question down below
Homework Equations
Integral { psi(X,t) = |psi(X,t)|^2 dx} from X=-inf to X= + inf
IMG_20190922_192102.jpg


My problem is in (b) it written sketch psi (X,0) as function of X , why the answer was like this

Screenshot_20190922-192339.png


I didn't understand the branch from a to b

Best
 

TSny

Homework Helper
Gold Member
12,110
2,659
You are given that between ##x = a## and ##x = b## the wave function is

##\psi(x) = A \frac{b-x}{b-a}##

You should be able to tell that this is linear and has negative slope. What particular aspect of the graph is bothering you?
 
211
8
Thank you solve it just was problem with the rendering the graph made me confused for a moment
 

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