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X)10.5.11 Solve the equation for solutions in the interval [0,2T) by first solving for the trigonometric function. (cotx+1) (

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Answer is (A)

Cotx+1=0. Or cotx=-1/√3

cotx=-1. X=2π\3 or 7π \3

=X=3π\4 or 7π \4

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