If in a triangles `a cos^(2)(C/2)+c cos^(2)(A/2)=(3b)/2`, then the sides of the triangle are in

In a triangle ABC if a cos^2(C/2)+c cos^2(A/2)=((3b)/2) show that sides of the trianglea are in A.P.

If in a triangle A B C ,acos^2(C/2)+c cos^2(A/2)=(3b)/2, then the sides a ,b , and c

If in a triangle ABC, a cos ^(2)""C/2+ c cos ^(2)""A/2=(3b)/(2), then the sides a, b and c-

If a cos^(2)'C/2' + c cos^(2)'A/2' = (3b)/2 then show that the sides of the triangle are in A.P.

If in a triangle ABC, acos^(2).(C)/(2)+c cos^(2).(A)/(2)=(3b)/(2) , then the sides a, b, c :

If in a triangle ABC , acos^(2).(C)/(2)+cos^(2).(A)/(2)=(3b)/(2) , then the sides a,b,c

If in a triangle a cos^(2).(C)/(2) + c cos^(2).(A)/(2) = (3b)/(2) , then find the relation between the sides of the triangles