" If in "/_ABC,A=3C," then "(a-c)/(2c)=

If in Delta ABC,A=3C, then (a-c)/(2c)=

If in Delta ABC,A=3C, then (a-c)/(2c)=

In Delta ABC , if A = 3C " then " (a-c)/( 2c ) =

In /_ABC, if 3a=b+c, then cot((B)/(2))cot((C)/(2))=

If a,b,c in R^(+), then (bc)/(b+c)+(ac)/(a+c)+(ab)/(a+b) is always (a) (a) =(1)/(3)sqrt(abc)(c) =(1)/(2)sqrt(abc)

" If "A=(1)/(3)B" and "B=(1)/(2)C" ,then "A:B:C=?

If 2A=3B=4C , the A:B:C =?

If a=-1,b=2,c=3," then"(a^(3)+b^(3)+c^(3)-3abc)/((a-b)^(2)+(b-c)^(2)+(c-a)^(2))=

if in /_ABC,/_C=60^(@), then find the value of (1)/(a+c)-(3)/(a+b+c)+(1)/(b+c)