1.

15. Simplify:cot (b-c)cot (c-a)+cot (c-a)cot (a-b)+cot (a-b)cot (b-c)

Answer» 15. Simplify:cot (b-c)cot (c-a)+cot (c-a)cot (a-b)+cot (a-b)cot (b-c)


Discussion

No Comment Found