F(x)=
4

x
​
+6, find f^{-1}(x)f
−1
(x).

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Which one is true about the hexagons ?

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?