Given the scatter plot, choose the function that best fits the data. scatter plot with data points that form an upward curve staring at the origin and continuing to the right
do the best you can and If you go to LVS and take algebra its on the module 5 exam so help would be nice.

f(x) = 2x
f(x) = 2x
f(x) = −2x
f(x) = 2x2

please explain

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