(1 + 3x) ^ (2 / SiNx) x tends to 0 to find the limit

(1 + 3x) ^ (2 / SiNx) x tends to 0 to find the limit

The limit is equal to (1 + 3x) ^ 1 / 3x * 6x / SiNx = e ^ 6x / SiNx = e ^ 1 / 6