1-tan^2ø by cot^2ø-1= tan^2ø
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Answer:
tan²∅
Step-by-step explanation:
1-tan²∅ ÷ cot²∅-1
= 1 - tan²∅ ÷ 1 upon tan²∅ -1 from cot²∅ = 1 upon tan²∅
= 1 - tan²∅÷ 1 - tan²∅ upon tan²∅ by cross multiplication
then tan²∅ will go up and
1 - tan²∅÷ 1 - tan²∅ will get cancelled
and you will get
tan²∅
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Answer:
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