Find a positive angle that is co-terminal with the angle 13pi/6

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.