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If u(1) =sqrt2, u(2) =sqrt(2sqrt(2)), u(...

If `u_(1) =sqrt2, u_(2) =sqrt(2sqrt(2)), u_(3) =sqrt(2sqrt(2sqrt2)),...` then the value of `u_(10):u_(9)` is-

A

`sqrt2`

B

`2^(1//10)`

C

`2^(1//20)`

D

none of these

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The correct Answer is:
D
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CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 2
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  2. How many terms are there in the expansion of (4x+7y)^(10) +(4x-7y)^(10...

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  3. If u(1) =sqrt2, u(2) =sqrt(2sqrt(2)), u(3) =sqrt(2sqrt(2sqrt2)),... th...

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  4. The real values of x and y for which the complex numbers 9y^(2)-4- 10 ...

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  5. The value of (2 ^(1/4). 4 ^(1/8)8^(1/16)...oo)is-

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  6. If omega is a complex number such that omega ^(3) =1, then the value o...

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  7. The first three terms in the expansion of (1+ ax) ^(n) are 1, 6x and ...

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  8. A coin an a six faced die both unbiased are thrown simulaneously. The ...

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  9. The sum of the series (1)/(sqrt1+sqrt2)+ (1)/(sqrt2+ sqrt3)+ ...+ (1)/...

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  10. Solution set of the inequation 10 le -5 (x-2) lt 20 is-

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  11. If the cube roots of unity are 1, omega, omega ^(2) then the roots of ...

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  12. A point movs in such a manner that the sum of the squares of its dista...

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  13. The length of the chord joining the points in which the straight line ...

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  14. If p is the length of the perpendicular from the origin on the line wh...

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  15. In three dimensional spaces, the perpendicular distance of the point p...

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  16. If the circel x ^(2) +y^(2) +6x -2y +k=0 bisects the circumference of ...

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  17. The lines 4x+4y =1,8x -3y =2 and y=0 are-

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  18. If the distrance of a point on the ellipse 4x^(2) +9y^(2) =36 from its...

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  19. Locus of centroid of the triangle whose vertices are (a cos t , a sin ...

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  20. The image of the point (4, -3) with respect to the line x-y=0 is,

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