if x^2-3kx+k-3 has one of the zeroes is zero then find k
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x^2-3kx+k-3=0
Putting, x=0
0-3k×0+k-3=0
k=3
Putting, x=0
0-3k×0+k-3=0
k=3
OS13:
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find the value of a for which the point r(a/3,2) is the midpoint of the line segment joining the points q(-5,4) and r(-1,0)
Using mid pt. theorem (-1-5)/2=a/3 , -3=a/3, a = -9 so, r (-9,2)
Sorry i m unable to ans there.....sorry
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hey....._______________________________
_ ANS: K=3
..
for further..process see the attachment
_ ANS: K=3
..
for further..process see the attachment
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