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3 Tn theADP0 |
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Answer» OP perpendicular XY So, /_XOQ= /_QOY (each 90 degree)------------> (i) /_QOP=/_XOQ- /_XOP--------------> (ii) /_QOP = /_POY- /_QOY --------------> (iii) But, /_QOP= /_ QOY- /_XOP[from (i)] adding (ii) and (iii) 2/_QOP=/_QOY - /_XOP+ /_POY-/_QOY=> 2/_QOP= /_POY - /_XOP |
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