To find the magnitude of vector R, given Q and the relationship R = 3P + 2Q. However, vector P is not provided in the visible part of the question.

The problem asks to find the magnitude of vector R, given Q and the relationship $R = 3P + 2Q$. However, vector P is not provided in the visible part of the question.

Assumption: Since vector P is not defined, for the purpose of solving this problem, I will assume $P = \vec{0}$ (the zero vector).

Step 1: Identify the given vector Q and the relationship for R.
Given:
$Q = 3i - 4j - 3k$
$R = 3P + 2Q$

Step 2: Substitute the assumed value of P into the equation for R.
Assuming $P = 0i + 0j + 0k$:

$$$$