He started off with 99$
if u take the reciprocal of each fraction
22(3/2) = 33
then 33(3/1) = 99
as a check 99(2/3) is 66 and 66(1/3) = 22 which is what he is left with
Answer:

Step-by-step explanation:
Given
4
The 4 can be placed inside the radical by squaring it, that is
4
= 
= 
= 
6 pounds cost $13.80
1 pound will cost $13.80/6
2.5 pounds will then cost 13.80/6 * 2.5 = $5.75
$5.75
Answer:Why would I know?
Step-by-step explanation: get good fam
Answer:
x^4 * (1/y^2)
Step-by-step explanation:
A negative exponent is just the reciprocal of the positive version of the exponent.