Are you in 10th class? 6

Geometry Level 3

If P = ( 9 a − 2 , − b ) P =(9a-2,-b) divides line segment joining joining A = ( 3 a + 1 , − 3 ) A= (3a+1,-3) and B = ( 8 a , 5 ) B= (8a,5) in the ratio 3 : 1 3:1 , find a + b a+b .


The answer is -2.

A Former Brilliant Member by A Former Brilliant Member

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