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If f(x)=1/x ,g(x)=1/(x^2), and h(x)=x^2...

If `f(x)=1/x ,g(x)=1/(x^2),` and `h(x)=x^2,t h e n` `f(g(x))=x^2,x!=0,h(g(x))=1/(x^2)` `h(g(x))=1/(x^2),x!=0,fog(x)=x^2` `fog(x)=x^2,x!=0,h(g(x))=(g(x))^2,x!=0` none of these

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