Determine the flexibility matrix for the systems of Figures P7.1, P7.2, P7.3, P7.4, P7.5, P7.6, P7.7, P7.15, P7.16, P7.17, P7.18, P7.19, P7.20, P7.21, and P7.22 using the indicated generalized coordinates and flexibility influence coefficients.
(FIGURE CAN'T COPY)