Functions - Qs 2
Question 2
The functions f and g are defined for R. f : x → 3x + a g : x → b − 2x where a and b are constants. Given that ff(2) = 10 and (2) = 3, find (i) values of 'a' and 'b' [4]
(ii) an expression for fg(x).
The functions f and g are defined for R. f : x → 3x + a g : x → b − 2x where a and b are constants. Given that ff(2) = 10 and (2) = 3, find (i) values of 'a' and 'b' [4]
(ii) an expression for fg(x).