A linear time-invariant system is represented by the state space model: dx/dt = AX + BU Y = CX + DU Where n is the number of state variables, m is the number of inputs, and p is the number of outputs. The determinant of [sI - A] equated to zero represents the:

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?