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$f$ is odd.Prove, with side limits definitions $lim- {x\ to 0^+} f(x) = L$ if $lim- {x\ to 0^-} f(x) = -L$. Help? What any normal household weighs 500 grams? How does resolving power affect the resolution of a microscope? The bigger the resolving power, the - the resolution? Would 20 pills kill me or put me in a coma? How many feet are in a square foot?