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If x= sqrt(2 +sqrt( 2 +sqrt( 2 + ...)))...

If `x= sqrt(2 +sqrt( 2 +sqrt( 2 + ...)))` then rrots of `x`

A

1

B

2

C

3

D

none of these

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The correct Answer is:
B
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ARIHANT SSC-THEORY OF EQUATIONS-EXERCISE(LEVEL 1)
  1. If alpha, beta, gamma, are the roots of the equation x^(3)+3x-1=0, the...

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  2. If f(x)=(x^(2)-x+1)/(x^(2)+x+1) ,then find f(1+b)

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  3. If x= sqrt(2 +sqrt( 2 +sqrt( 2 + ...))) then rrots of x

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  4. If alpha, beta, gamma, are the roots of the equation x^(3)+3x-1=0, the...

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  5. If x^(2)-ax-21=0 and x^(2)-3ax+35=0, a gt 0 have a common root, then a...

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  6. If alpha, beta, gamma are such that alpha +beta+gamma=2, alpha^(2)+bet...

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  7. The real values of a for which the quadratic equation 2x^2-(a^(3)+8a-1...

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  8. If alpha, beta are the roots of ax^(2)+bx+c=0 and alpha+k, beta+k are ...

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  9. If alpha, beta in R, are the roots of the equation ax^(2)+bx+c=0, k in...

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  10. If the equation x^(2) + 2 (1 + k ļx +k^(2)) = 0 has equal roots, then ...

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  11. The least integral value of 'a' for which the equation x^2+2(a - 1)...

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  12. The number of real soltuions of the equation 2^(3x^(2)-7x+4)=1 is :

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  13. The number of real soltuions of the equation 2^(3x^(2)-7x+4)=1 is :

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  14. Find the number of real roots of the equation (x-1)^2+(x-2)^2+(x-3)^2=...

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  15. sqrt(x+1)-sqrt(x-1)=sqrt(4x-1)

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  16. If alpha,beta are the roots of the equation 8x^2-3x+27=0, then the val...

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  17. The value of a for which the quadratic equation 3x^(2) + 2a^(2) + 1x...

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  18. The difference of maximum values of the expressions (6 + 5x - x^(2)) ...

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  19. If sintheta and costheta are roots of equation ax^(2) + bx + c =0, the...

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  20. The equation 3^(x-1)+5^(x-1)=34 has

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