Range of [tex]f:[/tex] f = [-9,infin)f=[−9,∞) (iii)
Hence, Range of f = [-9,infin)f=[−9,∞) (iii) Representation of ff as a set of ordered pair = { (x,x^2-9) : x in R}{(x,x2−9):x∈R}
Sure hope this helps you
Note the rule
If f is given in ordered pair
Then
Hence our range is set of y values