tan²A. cot²A
_____. + _______
1+tan²A 1 +cot²A
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1
Answer:
tan²A. cot²A
sec^2A. + cos^2A
1+tan²A 1 +cot²A
Step-by-step explanation:
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. . 1+tan^A= sec^2A
AND
1+cot^2A= cosec^2A
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