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The sum of all real of the equation |x-2...

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

A

7

B

4

C

1

D

5

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2009-MULTIPLE CHOICE QUESTIONS
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  2. The order of the differential equation (d^(2)y)/(dx^(2))=sqrt(1+((dy)/...

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

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  4. If int(-1)^(4)f(x)dx=4 and int(2)^(4){3-f(x)}dx=7 then the value of in...

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  9. The value of ((1)/(log(3)12)+(1)/(log(4)12)) is

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  10. If x=log(a)bc,y=log(b)ca,z=log(c)ab, then the value of (1)/(1+x)+(1)/(...

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  11. Find the approximate value of sin62^(@), correct to 3 places of decima...

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  13. The quadratic equation whose roots are three times the roots of 3ax^(2...

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  14. Smaller area enclosed by the circle x^(2) + y^(2) = 4 and the line x +...

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  15. In triangle ABC, a=2, b=3 and sinA=(2)/(3),then B is equal to

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  16. Let [x] denote the greatest integer less than or equal to x, then the ...

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  17. Let , m be the the smallest positive interger such that the coefficien...

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  18. The circles x^(2)+y^(2)-10x+16=0 and x^(2)+y^(2)=a^(2) intersect at tw...

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  19. int(2sin^-1x)/sqrt(1-x^2)dx=

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  20. The number of points on the line x+y=4 which are unit distance apart f...

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