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If f(x)=x^2, find (f(1.1)-f(1))/((1.1-1)...

If `f(x)=x^2`, find `(f(1.1)-f(1))/((1.1-1))`

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`f(x)=x^2 , f(1.1)-f(1)/(1.1-1)=(1.1)^2-(1)^2/(1.1-1)=(1.1+1)(1.1-1)/(1.1-1) |=2.1`
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