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If 2tan^(2)x-5secx=1 for exactly 7 disti...

If `2tan^(2)x-5secx=1` for exactly 7 distinct values of `x in [0,(npi)/2], n in N` then greatest value of n is

A

6

B

12

C

13

D

15

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-TRIGNOMETRIC EQUATIONS-LECTURE SHEET (EXERCISE-II (Straight objectives Types Questions)
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