Find the distance between the following pairs of points by using Distance formula : (-a,-b)and (a,b)
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the dist. formula is
d= ((x2-x1)^2+ (y2-y1)^2)^1/2
now x2=a
x1= -a
y2= b
y1= -b
now
d = ((a- (-a))^2 + (b-(-b))^2)^1/2
d= (4a^2 + 4b^2)^1/2 Ans
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