Let = 0 and = 2 ≥ 0. design a state-feedback control in the form of = − + to place the eigenvalues of the closed-loop system at appropriate places and track the reference. (you can only use matlab or a acacluclator to calculate determinant, inverse, and multiplication matrcies.)

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?