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The points (x,2x),(2y,y) and (3,3) are c...

The points (x,2x),(2y,y) and (3,3) are collinear

A

for all values of (x,y)

B

2 is AM of x,y

C

2 is GM of x,y

D

2 is HM of x,y

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The correct Answer is:
D
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ARIHANT PUBLICATION BIHAR-RECTANGULAR COORDINATES, STRAIGHT LINES, FAMILY OF LINES-EXAM BOORSTER FOR CRACKING EXAM
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