Find the domain for the rational function f(x)=x+1/x-2

What is the value of f(x) = 2.2 for f(-2)?

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi