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Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

On a piece of paper graph f(x)=5•(0.4)^x

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1