If-in-a-triangle-a-cos-2-C-2-c-cos-2-A-2-3b-2-then-the-sides-of-the-triangle-are-in-

Question Number 113842 by deepraj123 last updated on 15/Sep/20

If in a triangle

a \cos^{2} (\frac{C}{2}) + c \cos^{2} (\frac{A}{2}) = \frac{3 b}{2},

then the sides of the triangle are in