If x Superscript 4 Baseline less than or equals f left parenthesis x right parenthesis less than or equals x squaredx4≤f(x)≤x2 for x in [minus−1,1] and x squared less than or equals f left parenthesis x right parenthesis less than or equals x Superscript 4x2≤f(x)≤x4 for xless than1, at what points c do you automatically know ModifyingBelow lim With x right arrow c f left parenthesis x right parenthesislimx→c f(x)? What can you say about the value of the limit at these points?