solve p/z.......................
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hope you will get your answer.
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vaishnavi3237:
your or, question. given,sec thetha-tan thetha=4 , we know, sec^thetha-tan^thetha= 1 (sec thetha- tan thetha)(sec thetha+tan thetha)=1 4 (sec thetha+tan thetha) =1 sec thetha+ tan thetha=1/4. hope you will understood this.
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