Multiple Choice Which one of the follow- ing is a polynomial function?
A f(x) = 2x2 - 44
B f(x) = 3r3 – 2r-2 + x
cf(x) = -5x-4-37-2
D f(x) = x2 + 3x - 7
E f(x) = 2 + 9x

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

How many 2/5s are in 1 and 1/2 plz someone me right now

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days