All trignometry identities in class 10

1.	All trignometry identities in class 10
Answer» 1)sin² +cos² =1~ sin²= 1– cos² cos²= 1– sin²2)1+ tan² = sec²~ tan² = sec² – 1 1 = sec² – tan²3)1+ cot² = cosec²~ cot² = cosec² – 1 1 = cosec² – cot²

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