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Let -1/6 < theta < -pi/12 Suppose ...

Let `-1/6 < theta < -pi/12` Suppose `alpha_1 and beta_1`, are the roots of the equation `x^2-2xsectheta + 1=0` and `alpha_2 and beta_2` are the roots of the equation `x^2 + 2xtantheta-1=0`. If `alpha_1 > beta_1` and `alpha_2 >beta_2`, then `alpha_1 + beta_2` equals

A

`2(sectheta-tantheta)`

B

`2sectheta`

C

`-2tantheta`

D

`0`

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The correct Answer is:
C
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