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Given A={-1,0,2,5,6,11},B={-2,-1,0,18 ,2...

Given `A={-1,0,2,5,6,11},B={-2,-1,0,18 ,28 ,108}` `and` `f(x)=x^2-x-2.` `Is` `f(A)=B ?` Find `f(A)` .

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