class 10 maths Question
Solve Q21
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Let a=b=0,then
area ABC will be
1/2[x1(y2-y3)+x2(y3-y1)+x3(y1-y2)]
1/2[a(b^2-0) +b(0-a^2)+0(a^2-b^2]
1/2 [0+0+0] [a=b=0]
0=Ar ABC
So if we take any other value for a and b then the area will be more than zero and
Hence the points will not be collinear
I am not sure but tried it .
If no correct answer than tell me also.
Dona1770:
Thankyou so much.
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