Determine the truth value of the following conjecture. if the conjecture is false, provide a counterexample. given: y = |3x+7| conjecture: y is always even. a. true b. false; absolute value of anything is always odd c. false; when x = –3, y is odd d. false; when x = 2, y is odd

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Which one ? is the answer and how to find this answer