Math, asked by digambarhoge6, 2 months ago

9 sec'A-9 tan'A=? a)o b) 3 c)-9 d) 9

Answers

Answered by Madhav9692

0

Answer:

D] 9

Step-by-step explanation:

Correct option is D)

9

∵9sec2A−9tan2A

=9(sec2A−tan2A)

=9×1

=9

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