Question

find the distance between A (m,n) and B (-m,-n)​

Answer 1

Step-by-step explanation:

Here x¹=m. x²=-m

y¹=n. y²=-n

distance between two points=√(x²-x¹)²+(y²-y¹)²

=√(-m-m)²+(-n-n)²

=✓(-2m)²+(-2n)²

√4m²+4n²

=√4(m²+n²)

=2√(m²+n²)

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