Assume a signal is represented by the following expression, Calculate: a)The signal bandwidth in KHz. Show all calculation steps. b)The period of the fundamental frequency in micro sec. Show all...

Assume a signal is represented by the following expression,

 Calculate:

a)The signal bandwidth in KHz. Show all calculation steps.

b)The period of the fundamental frequency in micro sec. Show all calculation steps.

Extracted text: Assume a signal iş represented by the following expression, = x[ 4 s(t) sin((2n x 105)t) +sin((2n x 3 x 105)t) +sin((2n x 5 x 105)t) +sin((2n x 7 × 105)t)|