2 Which of the following pairs are co-prime?
18 and 35
216 and 215
in
30 and 415
iv.
17 and 68

Sorry guys but as you have a small brain

Which graph represents the function f(x)=4[x]?

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.