Geography, asked by bhumikaasri, 1 year ago

9 sec^2 A-9 tan^2A=?

Answers

Answered by Anonymous

6

9 ( 1/cos²A - sin²A/cos²A )

= 9( 1 - sin²A/cos²A)

= 9( cos²A/cos²A)

= 9 Ans.

Answered by chetansharma32652

4

Explanation:

Answer is 9 because

Sec sqr - tan sqr = 1

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