CBSE Class 10 Answered
plzz ans ......
Asked by kirtichawla94 | 11 Mar, 2010, 05:38: PM
Expert Answer
Say the line equation is
y=mx+c
All teh three point muat satisfy the equation
A(8,1) ==> 1=8m+c==> 8m+c-1=0---------(1)
, B(3,-4), ==> -4=3m+c==> 3m+c+4=0------(2)
Eqn 1-2======> 5m-5=0==> m=1
Put m in eqn 1 ==>c=-7
So the equation of the line is y=x-7
C (2, K ) ==> K=2-7=-5
Regards
Tea m
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Answered by | 11 Mar, 2010, 08:39: PM
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