“find the value of f(1)”

can someone help i really don’t know how to do this

3. solve the given inequality and graph the solution on a number line.

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r