slove it very Fast
because I am in class
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Anonymous:
ok not now tommrow
Answers
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1
Answer:
cot^2A
Step-by-step explanation:
1+ cot^2A = cosec^2A
and 1 + tan^2A = sec^2A
therefore ( 1+ cot^2A)/(1+tan^2A)=cosec^2A/sec^2A
= cos^2A/sin^2A= cot^2A
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