The domain for f(x) and g(x) is the set of all real numbers. Let f(x) = x2 + 1 and g(x) = 3x.

Find f − g.

A.
x2 + 3x + 1

B.
x2 + 3x

C.
3x3 + 3x + 1

D.
x2 − 3x + 1

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

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.

There are 85 apples on the big tree, john picked out 15%. how many did john pick out?