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The sum of all real roots of the equatio...

The sum of all real roots of the equation `|x-2|^(2)+|x-2|-2=0` is

A

4

B

3

C

2

D

10

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The correct Answer is:
A
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OBJECTIVE RD SHARMA ENGLISH-QUADRATIC EXPRESSIONS AND EQUATIONS -Chapter Test
  1. If the equations a x^2+b x+c=0 and x^3+3x^2+3x+2=0 have two common roo...

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  2. Let S denote the set of all real values of a for which the roots of th...

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  3. The sum of all real roots of the equation |x-2|^(2)+|x-2|-2=0 is

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  4. The twice of the product of real roots of the equation (2x+3)^(2)- 3|...

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  5. If a+b+c=0 and a,b,c are rational. Prove that the roots of the equatio...

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  6. If secalpha, tan alpha, " are roots of " ax^(2) + bx +c =0 , then

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  7. If the roots of the equation x^(3) + bx^(2) + 3x - 1 = 0 form a non-de...

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  8. Let [x] denote the greatest integer less than or equal to x. Then, int...

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  9. the number of non-zero solutions of the equation x^2-5x-(sgn x)6=0 is.

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  10. Find the value of a for which one root of the quadratic equation (a^2-...

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  11. If alpha, beta, gamma are the roots of the equation x^(3) + ax^(2) + b...

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  12. If alpha,beta and gamma are the roots of x^3+qx + r = 0 thensumalpha/(...

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  13. If alpha, beta are the roots of the equation ax^2 + bx +c=0 then the v...

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  14. If alpha,beta are roots of x^2+-p x+1=0a n dgamma,delta are the roots ...

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  15. The maximum number of real roots of the equation x^(2n) -1 = 0, is

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  16. The integral value of k for which the roots of the equation (x-2)x^(...

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  17. If x^(2//3) -7 x^(1//3) + 10 = 0, then the set of values of x, is

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  18. If x^2+2ax+10-3a gt0 for all x in R then

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  19. If the difference between the corresponding roots of x^(2)+ax+b=0and x...

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  20. Product of real roots of the equation t^2x^2+|x|+9=0 a. is always +ve...

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