Math, asked by sushant249, 11 months ago

(cos^2A-1) (cot^2A +1)=-1​

Answers

Answered by dips05
2

Step-by-step explanation:

(Cos^2 A-1)(cot^2 A+1)=-1

(-sin^2A)(cosec^2 A) =-1

(-sin^2A)(1/sin^2A)=-1

-1=-1..

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Answered by abhidongre2004
0

Answer:

Step-by-step explanation:

(Cos^2 A-1)(cot^2 A+1)=-1

(-sin^2A)(cosec^2 A) =-1

(-sin^2A)(1/sin^2A)=-1

-1=-1..

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