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19. The functions f and g are defined by f(x) = 2x/x-2 and g(x) = x + 4 respectively. Find gf.
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19. The functions f and g are defined by f(x) = 2x/x-2 and g(x) = x + 4 respectively. Find
gf.

19. The functions f and g are defined by f(x) = 2x/x-2 and g(x) = x + 4 respectively-example-1
User Lani
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Answer:

gf(x) = g(f(x)) = (x+4)(2x/x-2) = 2x^2 + 8x - 8

User Xonegirlz
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