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I need detailed sol. of numerical …

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I need detailed sol. of numerical on pg no. 346 ex 14.3 2nd part
  • 1 answers

Deepak Manhas 5 years, 9 months ago

(a) sin wt- cos wt = sin wt - sin(pi/2 - wt) = 2 cos(pi/4) sin(wt - pi/4) = root) 2sin(wt - pi/4)
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