Math, asked by rumisaikia44385, 10 months ago

The value of 9sec2 60°-9 tan2 60°
(a) 9/2
(b) 3
(c) 18
(d) 9

Answers

Answered by rudraaggarwal239982

1

Answer:

9

Step-by-step explanation:

9Sec2 60°-9tan2 60°

=9(sec2 60°-tan2 60°)

=9(1)

=9

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