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Simplify the expression: 1/1+cot^2x
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Simplify the expression: 1/1+cot^2x

User Thomas Klemm
by
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2 Answers

2 votes

Answer:C. Sin^2x

Explanation:

User Antara Datta
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4 votes

(1)/(1+ ctg^(2)x )=
(1)/(1+ (cos ^(2) x)/(sin ^(2)x) ) = (1)/( (sin ^(2)x+cos ^(2) x )/( sin^(2) x) )= (sin ^(2) x)/(sin ^(2)x+cos ^(2) x ) =sin ^(2)x
User Maninderpreet Singh
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7.6k points
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