pls solve the 2nd one
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here ia the solution of ur ques.
i hope it will help u ☺☺
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(ii)A(2,3) ; B(4,k) ; C(6,3)
If these points are collinear, then the area formed by the triangle by joining these points is equal to zero.
i.e., Ar. (∆ABC)=0
Ar.(∆ABC)=
A(2,3) ; B(4,k) ; C(6,3)
==>k=3
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