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The solution set satisfying the inequali...

The solution set satisfying the inequality,`sqrt(21-4a-a^2)/(a+1)<=1`

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RESONANCE DPP-JEE MAINS-All Questions
  1. Find the sum of the series (2^2-1)(6^2-1)+(4^2-1)(8^2-1)+...+(100^2-1)...

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  2. Find the sum of infinite terms of the series : 3/(2*4)+5/(2*4*6)+7/(2*...

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  3. The solution set satisfying the inequality,sqrt(21-4a-a^2)/(a+1)<=1

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  4. A quadratic equation f(x)=a x^2+b x+c=0(a != 0) has positive distinct ...

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  5. Draw the graph of the function: f(x)=||x-2|-3|

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  6. A golf ball is dropped from a height of 80 m. Each time the ball hi...

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  7. lf abcd=1 where a,b,c,d are positive reals then the minimum value of ...

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  8. A circle is drawn to pass through the extremities of the latus rectum ...

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  9. letp(x)=4x^2+6x+4 and q(y)=4y^2-12Y+25. Find the unique pairs of real ...

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  10. If the roots of the equation x^2+2c x+a b=0 are real and unequal, the...

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  11. AB is focal chord of a parabola. Let D and C be foot of perpendicul...

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  12. If the quadratic equations, a x^2+2c x+b=0a n da x^2+2b x+c=0(b!=c) ha...

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  13. If a=7,\ b=5,\ c=3, then the value of a^2+b^2+c^2-a b-b c-c a\ i s -1...

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  14. Find the value of a if x^3-3x+a=0 has three distinct real roots.

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  15. The complex number associated with the vertices A, B, C of DeltaABC...

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  16. Let lambda in R . If the origin and the non-real roots of 2z^2+2z+lam...

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  17. Solution of the differential equation (y+xsqrt(x y)(x+y))dx+(ysqrt(x y...

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  18. STATEMENT-1 : The graph of y=[sqrt(1-cos2x]) consists of only two line...

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  19. The number of values of x in the interval 0,5pi satisfying the equatio...

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  20. The number solution of the equation sgn(x^2)=|x-2| is 1 (b) 0 (c) 2...

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