Cosec theta + cot theta whole square minus 1 by cosec theta + cot theta whole square + 1
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Answer:
(cosec A +cot A)^-2/(cosec A+cotA)^2
1/(cosecA +cot A)^2*(cosecA+cotA)^2
1/(cosecA+cotA)^2+2
therefore, Answer is (cosecA+cotA)^-2
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