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14 February, 19:00

Let f (x) = x-2 and g (x) = x2-7x-9 fins f (g (-1))

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  1. 14 February, 19:25
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    The answer is - 3 because you're plugging g (x) into f (x). For every x there is in f (x), plug in g (x) 's equation. After you get another equation (simplified), which is x^2 - 7x - 11, plug - 1 for every x and condense.
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