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Solve sec 4 theta- sec 2 theta=2....

Solve sec `4 theta- sec 2 theta=2`.

A

`n pi`

B

`n pi + pi/4`

C

`(n + 1/2) pi`

D

`(n + 1/2) pi/5`

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The correct Answer is:
C, D
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ML KHANNA-TRIGONOMETRICAL EQUATIONS -PROBLEM SET (2) (MULTIPICE CHOICE QUESTIONS)
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  10. Solve cos theta+cos 7 theta+cos 3theta+cos 5 theta=0,

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  11. If sin 7 theta + sin 4 theta + sin theta = 0, 0 le theta le pi //2 th...

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  12. If "tan" (pi "cos" theta) = "cot"(pi "sin" theta), then the value(s) ...

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  13. Solve sec 4 theta- sec 2 theta=2.

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  14. If: tan theta + tan 2theta = tan 3theta, then: theta=

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  15. General solution of the equation 4 cot 2 theta = cot^(2) theta - tan...

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  16. If 3 tan ( theta -15^@) =- tan ( theta + 15^@) , then theta =

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  17. If tan 3 theta + tan theta =2 tan 2 theta, then theta is equal to (n i...

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  18. Solve sinx+siny=sin(x+y)a n d|x|+|y|=1

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  19. If (1 - tan x)/(1 + tan x) = tan y and x - y = pi/6 , then x, y are re...

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