Simplify the following: log(25x^3) + 3log(1/x)

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have