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(Solved): B.2-3 Let x_(1)(t)=2cos(3t 1) and x_(2)(t)=-3cos(3t-2). (a) Determine a_(1) and b_(1) so that x_(1)( ...
B.2-3 Let
x_(1)(t)=2cos(3t 1)and
x_(2)(t)=-3cos(3t-2). (a) Determine
a_(1)and
b_(1)so that
x_(1)(t)=a_(1)cos(3t) b_(1)sin(3t). (b) Determine
a_(2)and
b_(2)so that
x_(2)(t)=a_(2)cos(3t) b_(2)sin(3t). (c) Determine
Cand
\theta so that
x_(1)(t) x_(2)(t)=Ccos(3t \theta ).
