A bag contains 8 books. 3 are economics, 2 are English, and 3 are math. A book is selected at random. What is the probability that the book chosen is either economics or math?

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Q: 1. Solve for n in the equation P(n,2) + P(n,3) = 42(n-1) A full algebraic solution is required.…

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Q: b) Is X(t) wide sense stationary?

A: Given That,                   X(t)=Ucost+(V+1)sint E(U)=E(V)=0 and E(U2)=E(V2)=1

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