Three sinusoids with the same frequency are added together: x(t) = 7.5 cos(wot + pi/6) + 8.5 cos(wot+ 3pi/2) + 4 sin(wot + pi/4) What is the Phase () of the sum signal when it is expressed as x(t) = A cos(wot + cp) ?

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Three sinusoids with the same frequency are added together:
x(t) = 7.5 cos(wot + pi/6) + 8.5 cos(wot + 3pi/2) + 4 sin(wot + pi/4)
What is the Phase () of the sum signal when it is expressed as
x(t) = A cos(wot + c)?
Transcribed Image Text:Three sinusoids with the same frequency are added together: x(t) = 7.5 cos(wot + pi/6) + 8.5 cos(wot + 3pi/2) + 4 sin(wot + pi/4) What is the Phase () of the sum signal when it is expressed as x(t) = A cos(wot + c)?
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