Use the Euclidean algorithm to compute the GCD of 213 and 1820, and to write this GCD as a linear combination of these integers (i.e., r - xtv.y). 2. Use the Euclidean algorithm to compute the GCD of 213 and 1820, and to write this GCD as a linear combination of these integers (i.e., r - xtv.y). 2