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mtayab1994
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Homework Statement
given: Vn+1=Vn*cos(pi/2^(n+2))
Homework Equations
Write a sequence Vn in terms of n
The Attempt at a Solution
we substitute n with n-1 and we get:
V(n-1)+1= Vn-1*cos(pi/2^(n-1+2))
Vn=Vn-1*cos(pi/2^(n+1)
Is this correct?
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