GeoGebra
You can use GeoGebra to compute the limit of function as the variable tends towards a certain value.
GeoGebra Instruction 1
Open Algebra View under
View in
Menu.
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To find the regular two-sided limit of
<Function>as the variable approaches<Value>, use the commandLimit(<Function>, <Value>)
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To find the left-handed limit, use the command
LimitBelow(<Function>, <Value>)
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To find the right-handed limit, use the command
LimitAbove(<Function>, <Value>)