Given is
Given is the multiplication of an integer and a radical term.
Generally, we look for the number given inside radical symbol (square-root sign) and find out if we could simplify it by finding its factors. But here we are given 7 inside square-root. 7 is a prime number, so we can use calculator and find the value of


Now we can multiply the integer number 4 with decimal number 2.645751311 to get the answer.
4 x 2.645751311 = 10.58300524
So, The product of 4 and
is approximately 10.583