write two proper fractions whose denominators are not the same, but whose least common denominator is 12 pls google won't help

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

Urgent? will give brainliest to the first correct answer what is the area of the figure?

The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.