Composite Function Example 2

Example 2

Functions f and g are defined by f : x x 1   and g : x 3 x x + 4  .  Find
(a) the value of gf(3),
(b) the value of fg(-1 ),
(c) the composite functions fg,
(d) the composite functions gf,
(e) the composite functions g 2 ,
(f) the composite functions f 2 .



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