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"tan"|x| = |"tan" x|, if...

`"tan"|x| = |"tan" x|`, if

A

`(-npi, -(2n - 1)(pi)/2)`

B

`((2n - 1)(pi)/2, n pi)`

C

`(-(2n - 1)(pi)/2, -n pi)`

D

`(npi, (2n - 1)(pi)/2)`

Text Solution

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The correct Answer is:
C
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE
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  8. If, in Delta ABC, a = 18, b = 24, c = 30, then : sin A= ....

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  10. If Delta ABC, a = 18, b = 24, c = 30 then the area of the triangle i...

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  11. If, in DeltaABC, a = sqrt(2), b = sqrt(3), c = sqrt(5), then the area ...

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  12. If the area of an acute-angled triangle is 75 m^(2) and two of its sid...

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  13. If, DeltaABC, B = 90^(@), C = 60^(@), b=1 find a and c

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  14. In triangle ABC,a= 5,b=7 and sin A =3/4 how many such triangle are pos...

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  15. In a DeltaABC, if A=45^(@) and B=75^(@), then a+sqrt(2)c=

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  16. If in DeltaABC,(cosA)/(a)=(cosB)/(b)=(cosC)/(c) and side a=2, then th...

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  17. If in DeltaABC , a = 4,b=3, A = 60^(@) then c is a root of the equati...

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