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# Core 3 question help? watch

1. Please can you help with the question attached?
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2. Maths q.docx (374.4 KB, 64 views)
3. (Original post by Whosthat?)
Please can you help with the question attached?
Please upload it as a PDF or take a screenshot of it - not everyone can open word documents.
4. (Original post by Whosthat?)
Please can you help with the question attached?
Just put in -2a as x into the equation for g, then put the result of that as x into the equation for f
5. Let -2a=x

so g becomes (-4a +a)
so fg = ((-4a+a)-3a) = -6a

edit: oh nevermind the flanders guy beat me to it already

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