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Number of roots of the equation 2sqrt(2x...

Number of roots of the equation `2sqrt(2x+1)=2x-1` is 0 (b) 1 (c) 2 (d) 3

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RESONANCE DPP-JEE MAINS-All Questions
  1. The number solution of the equation sgn(x^2)=|x-2| is 1 (b) 0 (c) 2...

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  2. The vectors vec a=3 veco-2 vec j+2 vec k and vec b=- vec i-2 vec k a...

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  3. Number of roots of the equation 2sqrt(2x+1)=2x-1 is 0 (b) 1 (c) 2 (...

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  4. If vec a= hat i+ hat j+ hat k& vec b= hat i-2 hat j+ hat i , then the...

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  5. Find the integral solutions to the equation [x][y]=x+y . Show that all...

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  6. Which of the following is/are correct? If vec a= hat i+ hat j and ve...

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  7. Suppose a1,a2, real numbers, with a1!=0, If a1,a2,a3 are in AdotPdo...

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  8. Consider the function f(x)={(1-a^x+x a^x ln a)/(a^xx^2); x<0(2^xa^x-x ...

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  9. A triangle has two of its sides along the lines y=m1x&y=m2x where m1, ...

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  10. The three vectors hat i+ hat j , hat j+ hat k , hat k+ hat i taken tw...

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  11. The number of integer values of m , for which the x-coordinate of the ...

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  12. If A^2+A+I=0 , then A is non-singular A!=0 (b) A is singular A^(-...

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  13. Tangent and normal to the curve y=2s in x+s in2x are drawn at p(x=pi/3...

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  14. If D=|[1/z,1/z,-(x+y)/(z^2)],[-(y+z)/(x^2),1/x,1/x],[-(y(y+z)/(x^2z))...

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  15. The curve y=x^3+x^2-x has two horizontal tangents. The distance betwee...

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  16. The exhaustive domain of f(x)=sqrt(x^(12)-x^9+x^4-x+1) is

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  17. The point of intersection of tangent to the curve y=x^4 at (1,1) with ...

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  18. Equation of straight line a x+b y+c=0 , where 3a+4b+c=0 , which is at ...

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  19. Tangents are drawn from the point P(1,-1) to the circle x^2+y^2-4x-6y-...

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  20. If A=[(1,2,2),(2,1,2),(2,2,10] then (A) A^-1= 1/5(A-4I3) (B) A^2-4A-5I...

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