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Two dices are thrown simultaneously to get the co-ordinates of a point on(x,y) plane. Find the probabilty taht this point lies on or inside the region bounded by |x|+|y|=3 .
Dear Debjit,
{x,y}={1,2},{2,1},{1,1}
answer=2*(1/62)+(1/62)
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CHETAN MANDAYAM NAYAKAR
Hi Debjit,
Out of the total possibilities of 36 outcomes, the ones that satisfy |x|+|y| = 3,
would be (1,1) (1,2) (2,1).
So 3 favourable ways out of a total of 36 outcomes.
Hence Probability = 3/36 = 1/12.
Hope this helps.
Best Regards,
Ashwin (IIT Madras).
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