part b help (1 Viewer)

ekjchale#1

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part a is ease but wut do i do for part b dont know rlly wut the significance is:
1654549109003.png
 

Lith_30

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Suppose that and

by part a their derivatives are the same hence

integrating both sides

now let x = 0




therefore we can say that c=0.

hence
 

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