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The line passing through the extremity `A` of the major exis and extremity `B` of the minor axis of the ellipse `x^2+9y^2=9` meets is auxiliary circle at the point `Mdot` Then the area of the triangle with vertices at `A ,M ,` and `O` (the origin) is 31/10 (b) 29/10 (c) 21/10 (d) 27/10

A

`31/10`

B

`29/10`

C

`21/10`

D

`27/10`

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