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Page Revision: 2009/09/18 00:37
solve function is used to numerically find the real roots of an
expression in a given
variable. It might have two or four arguments
solve('expression','variable')
solve('expression','variable','lower','upper')
When given two arguments, the roots will be searched in the range given by
Tools=>Options=>Roots(range)The precision of root finding depends on the option from the menu
Tools=>Options=>Decimal places 
Choose more decimal places for greater precision.