The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches ___________________? August 24, 2021March 5, 2019 by admin The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches ___________________? A. -1 B. 0 C. 1D. ∞