Question: (a) For A = (-2, 7] c R define the functions /, g: A -* R by f(x) = 2x - 4 and g(x) =

(a) For A = (-2, 7] c R define the functions /, g: A -* R by
f(x) = 2x - 4 and g(x) = 2x2 - 8/x + 2
verify that f = g.
(b) Is the result in part (a) affected if we change A to [-7, 2)?

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