There is no extra knowledge

2. Find Gram's matrix G(In 2,0) for the system u(t), (1) :) - (1 : )+] uc G(ti, to) = } (P4)--B(t)B"(t)(93)--)* where dt, and the fundamental matrix N of the homogenous system (1) has the form 126 (et +e-t) (et - et li let - e-t) let +e-t 2. Find Gram's matrix G(In 2,0) for the system u(t), (1) :) - (1 : )+] uc G(ti, to) = } (P4)--B(t)B"(t)(93)--)* where dt, and the fundamental matrix N of the homogenous system (1) has the form 126 (et +e-t) (et - et li let - e-t) let +e-t