Mary had 241 dollars to spend on 6 books. After
buying them she had 13 dollars.

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

Which expression is not a polynomial?

What is not true about kl and mn? what is mn? (show )