Friday, February 4, 2011


Question 1
Diagram 1 shows the graph of the function f(x)= 2x - !, for the domain 0 <= x <= 5.
State a) the value of t, b) the range of (fx) corresponding to the given domain. [3m]


Question 2
Given the functions g:x-> 5x + 2 and h : x – x2 –4x + 3, find g-1(6) b) hg(x) [ 4m]


Question 3
Given the funtions f(x) = x-1 and g(x) = kx +2, find a) f(5), b) the value of k such that gf(5) = 14 [ 3m]

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