alienewissert alienewissert

10-02-2015
Mathematics

contestada

find f(a-2) when f(x)=x^2-1

I forgot how to do these so please show all steps

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konrad509 konrad509

10-02-2015

[tex]f(a-2)=(a-2)^2-1=a^2-4a+4-1=a^2-4a+3[/tex]

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