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Find the ratio in which the point (2,y) divides the line segment joining the points A(-2,2) and B(3,7) and the value of y.

Asked by chittukala7 7th December 2015, 6:47 PM
Answered by Expert
Answer:

Vijay doing

Let (2, y) divides line segment joining AB in m:n.

By space using space section space formula comma 2 equals fraction numerator 3 straight m minus 2 straight n over denominator straight m plus straight n end fraction space space space and space space space straight y equals fraction numerator 7 straight m plus 2 straight n over denominator straight m plus straight n end fraction 2 straight m plus 2 straight n equals 3 straight m minus 2 straight n space space space and space my plus ny space equals space 7 straight m plus 2 straight n straight m equals 4 straight n space space and space my plus ny space equals space 7 straight m plus 2 straight n  therefore open square brackets 4 straight n close square brackets straight y plus ny space equals space 7 open square brackets 4 straight n close square brackets plus 2 straight n 5 ny equals 30 straight n straight y equals 6

Answered by Expert 7th December 2015, 7:06 PM
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