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A straight line segment AB of length 'a'...

A straight line segment AB of length 'a' moves with its ends on the axes. Then the locus of the point P which divides the line in the ratio 1:2 is

A

`9(x^2+y^2)=4a^2`

B

`9(x^2+4y^2)=4a^2`

C

`9(y^2+4x^2)=4a^2`

D

`9x^2+4y^2=a^2`

Text Solution

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The correct Answer is:
B
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