What is the domain of the function graphed below?

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

Find the midpoint m of z1=(8+5i) and z2=(12+3i)