Which ordered pair is on the inverse of f(x)? ( edgy )

the ordered pair is (-1,-2) and the range of the inverse is {-4,-2,0,2,4}

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

If rt is greater than ba, which statement must be true ?

If g^-1(x) is the inverse of g (x) which statement must be true