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sqrt(2x^(2)-2x+1)-2x+3=0:...

`sqrt(2x^(2)-2x+1)-2x+3=0`:

A

2

B

3

C

4

D

5

Text Solution

Verified by Experts

The correct Answer is:
C
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ARIHANT SSC-THEORY OF EQUATIONS-INTRODUCTORY EXERCISE - 14.1
  1. हल कीजिए: 2(x^(2)+1/x^(2))-3(x+1/x)-1=0

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  2. sqrt(x/(1-x))+sqrt((1-x)/x)=13/6

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  3. sqrt(2x^(2)-2x+1)-2x+3=0:

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  4. sqrt(x^(2)-9x+20)-sqrt(x^(2)-12x+32)=sqrt(2x^(2)-25x+68):

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  5. (x-(1)/(x))^(2)+8(x+(1)/(x))=29, x ne0:

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  6. ((1)/(x+1)+(1)/(x+5))=((1)/(x+2)+(1)/(x+4)):

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  7. Determine k such that the quadratic equation x^(2)+7(3+2k)-2x(1+3k)=0 ...

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  8. Discriminant of the equation -3x^(2)+2x-8=0 is :

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  9. The nature of the roots of the equation x^(2)-5x+7=0 is

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  10. The roots of a^(2)x^(2)+abx+b^(2),ane0 are :

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  11. The equal x^(2)-px+q=0, p,q, in R has no real roots if :

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  12. Determine the value of k for which the quadratic equation 4x^(2)-3kx+1...

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  13. Find the value of k such that the equation x^(2)-(k+6)x+2(2k-1)=0 has ...

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  14. Find the value of k so that the sum of the roots of the quadratic equa...

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  15. If -4 is a root of the quadratic equation x^(2)-px-4=0 and the quadrat...

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  16. Find the value of k such that the sum of the squares of the roots of t...

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  17. Find the value of p for which the quadratic equation x^(2)+p(4x+p-1)+2...

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  18. If alpha and beta are the roots of the equation 3x^(2)+7x+3=0 Find the...

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  19. If alpha and beta are the roots of the equation x^(2)-3x+2=0, Find the...

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  20. Find the quadratic equation whose roots are sqrt3 and 2sqrt3 :

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