1.

If 2a=2tan10∘+tan50∘ 2b=tan20∘+tan50∘ 2c=2tan10∘+tan70∘ 2d=tan20∘+tan70∘, then which of the following is/are correct ?

Answer»

If 2a=2tan10+tan50
2b=tan20+tan50
2c=2tan10+tan70
2d=tan20+tan70,
then which of the following is/are correct ?



Discussion

No Comment Found