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Higher Maths Question

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jodyemm | 15:40 Mon 24th Oct 2011 | Jobs & Education
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If f(x) = 1 / x²-2 and g(x) = x-3.

Find f(g(x)) in its simplest form.
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are you drip feeding us your homework Jody?
The first step is, in effect, to replace x by x-3 in f(x).
This gives you:

f(g(x))= 1/[(x-3)²-2]

You can then rearrange the right hand side to simplify it.

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