F(x)=1/x-3,g(x)=3x+1/x
a. use composition to prove whether or not the functions are inverses of each other.
b. express the domain of the compositions using interval notation.

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Divide. write in simplest form 41/6 divided by 10

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?