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If tanA=x+1andtanB=x-1, then x^(2)tan(A-...

If `tanA=x+1andtanB=x-1`, then `x^(2)tan(A-B)` has the value :

A

1

B

x

C

0

D

2

Text Solution

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The correct Answer is:
D
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PUNEET DOGRA-TRIGONOMETRY-PREV YEAR QUESTIONS
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  5. What is tan^(4)A-sec^(4)A+tan^(2)A +sec^(2)A equal to ?

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  13. What is maximum value of sin^(2)x

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  17. Let sin (A+B) = 1 and sin (A-B) = 1//2 where AB epsilon[0,(pi)/(2)]. ...

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  18. Let sin (A+B) = 1 and sin (A-B) = 1//2 where AB epsilon[0,(pi)/(2)]. ...

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  20. If tan theta + sec theta = 4, then what is the value of sintheta?

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