a
b
atb
The determinant D =
h
c С
btc
latb bic
0
= 0 lf
A) a,b, c are in A.P.
B) a, b, c are in G.P.
C) a, b, c are in H.P.
D) a is root of ar? + 2bx + c = 0
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Answer:
don't know
sorry.....
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