Differentiate (t^2 + 2)/(t^4 - 3t^2 + 1)

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?