Math, asked by divyansh8765, 1 year ago

Solve : 9sec^2A-9tan^2A

Answers

Answered by anmishatyagi

17

9sec²A-9tan²A
= 9(sec²A-tan²A)
= 9(1)
= 9

Answered by Aditi2501

5

9(sec^2-tan^2)
9 (-1)
-9 = ans

Rohanchaudhary11: good

anmishatyagi: sorry but.... sec²A - tan²A is 1 not -1

anmishatyagi: because sec²A = 1+tan²A

Rohanchaudhary11: ok

Aditi2501: hm... ohk

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