Question

If
a b+ca?
D =b (+a
C+a b? =k( a +b+c)(a - b)(b -c)(c-a),
C
Ic a+b c
then k= ......​

Answer 1

Answer:

If

a b+ca?

D =b (+a

C+a b? =k( a +b+c)(a - b)(b -c)(c-a),

C

Ic a+b c

then k= ......