What are the opposites of 7, −2.7, 2.25, and 6 1/5 ? Enter the answers in respective order, each separated by a comma.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

When rolling 26 sided number cube what are the chances some of the role will be seven

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