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Questions  

tan2θ+secθ=5secθ=

a
2
b
0
c
1
d
3

detailed solution

Correct option is A

tan2θ+secθ=5,  ⇒(Sec2θ−1)+secθ=5,⇒Sec2θ+secθ−6=0, secθ=2 or −3

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