Find f(-x) when f(x)=x/x^2+2

asked Nov 22, 2015 148k views

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3 votes

f(x)=x/x^2+2

f(-x)=-x/-x^2+2
f(-x)=-x/-x*-x+2

f(-x)=1/-x+2

Jmgarnier answered Nov 24, 2015

7.4k points

6 votes

f(x)=x/x²+2

So... f(x)=1/x+2

Therefore:

f(-x)=1/(-x)+2=-1/x+2

Citizen SP answered Nov 28, 2015

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