Answer:
Yes, they are

Explanation:
Since there is no common prime number in them they are relativley prime
Factor of 46:
The factor of the number 46 will be 46 = 2 × 23
Factor of 105:
The factor of the number 105 will be 105 = 3 × 5 × 7
By looking at these expressions we can see there is no common prime numbers.
Yes, they are