CBSE BOARD X, asked by rananya661, 9 hours ago

Which of the following is correct statement
A. Cos2 60 +sin2 60=1
B.1+tan2 60=1
C.1+cot2 60=cosec2 30
D.1+tan2 60=sec2 30

Answers

Answered by rk8810123

1

Explanation:

Option A is correct answer

bcz it follow the 1st property

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