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If tanalpha+cot alpha = 2, then the valu...

If `tanalpha+cot alpha = 2`, then the value of `tan^15 alpha+cot^15 alpha` =

A

0

B

1

C

2

D

15

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UNITED BOOK HOUSE-SUGGESSTION OR MADHYAMIK PARIKSHA-EXERCISE
  1. In a right circular cylinder, if the length of radius is halved and he...

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  2. If A+B = 90^@ and tanA = 3/4 then the value of cotB is

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  3. If tanalpha+cot alpha = 2, then the value of tan^15 alpha+cot^15 alpha...

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  4. If the median of arranging the ascending order of data 8,9,12,17,x+2,x...

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  5. Mode of 11,8,2,8,10,11,7,9,8,13,16 is

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  6. Fill in the blanks: Without any other conditions in a partnership bu...

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  7. Fill in the blanks The compound interest and simpe interest for one ...

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  8. Fill in the blanks If a:2 = b:5 = c:8 , then 50% of a = 20% of b=% ...

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  9. If the roots of the equation ax^2+bx+c=0 (a!=0)are reciprocal to each ...

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  10. Fill in the blanks The perpendicular bisector of any chord of a circ...

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  11. Fill in the blanks Two triangles are similar if theirsides are prop...

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  12. Fill in the blanks The shape of a pencil cutting one face is a combin...

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  13. Fill in the blanks Number of surfaces of a solid hemisphere is.

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  14. Fill in the blanks pi radian is aangle.

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  15. Fill in the blanks If x cos theta = 3 and 4tantheta= y, then x^2/9-y^...

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  16. Fill in the blanks Mean, median, mode are the measure of.

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  17. Fill in the blanks At the time of finding A.M. the length of all cla...

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  18. Write True or False if the principal and the rate of simple interest...

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  19. Write True or False: Ratio of capital of Riza and Sriza in a busines...

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  20. Write True or False x^3y,x^2y^2 and xy^3 are in continued proportion...

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