Question 862431
Distance between two points													
x1	y1	x2	y2										
													
3	-2	-1	4										
d=	{{{sqrt((y2-y1)^2+(x2-x1)^2)}}}												
d=	{{{sqrt((		4	-	-2	)^2	+	(	-1	-	3	)^2	)}}}
d=	{{{sqrt((		6	)^2	+	(	-4	)^2	)}}}				
d=	{{{sqrt((		52	)  	)}}}								
d=	7.21												
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