A) A. P.
B) G. P.
C) H. P.
D) A. G.
Correct Answer: A
Solution :
\[a\frac{s(s-c)}{ab}+c\frac{s(s-a)}{bc}=\frac{3b}{2}\] Þ \[2s(s-c+s-a)=3{{b}^{2}}\] Þ \[2s(b)=3{{b}^{2}}\Rightarrow 2s=3b\] Þ \[a+b+c=3b\Rightarrow a+c=2b\Rightarrow a,b,c\]are in A.P.You need to login to perform this action.
You will be redirected in
3 sec