Question

cos (2nπ + x) = cos x , Here π =​

Answer 1

Answer:

π=0

Step-by-step explanation:

If cos(2nπ+x) = cosx

So,

2nπ+x = x

2nπ = x-x

2nπ = 0

π = 0/2n

π = 0

Hence,π=0

Answer 2

Step-by-step explanation:

its yur solution dear....