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The quadratic equations p(x) =0 with rea...

The quadratic equations p(x) =0 with real coefficients has purely imaginary roots. Then the equation p(p(x))=0 has

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PATHFINDER-QUADRATIC EQUATION AND EXPRESSION-QUESTION BANK
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  2. Which of the following is/are always false ?

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  3. The quadratic equations p(x) =0 with real coefficients has purely imag...

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  4. If a in R and the equation -3(x-[x]^2)+2(x-[x])+a^2=0 (where [x] denot...

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  5. Let alpha and beta be the roots of equation px^2+qx+r=0,pne0. If p, q,...

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  6. In a Delta ABC, tanA and tanB are roots of pq(x^2+1)=r^2x. Then DeltaA...

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  7. If alpha,beta are the roots of the quadratic equation x^2+px+q=0, then...

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  8. Let p,q be real numbers. If alpha is the root of x^2+3p^2x+5q^2=0, bet...

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  9. Let alpha,beta be the roots of x^2-x-1=0 and Sn=alpha^n+beta^n, for al...

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  10. If alpha,beta are the roots fo ax^2+bx+c=0 (ane0) and alpha+h, beta+h ...

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  11. The equation sqrt(x+1)-sqrt(x-1)=sqrt(4x-1) has

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  12. If a, b and c are positive numbers in a G.P., then the roots of the qu...

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  13. If the equation x^2+2x+3=0 and ax^2+bx+c=0 , a, b, c in R, have a comm...

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  14. If alpha and beta are the roots of x^2-x+1=0,then the value of alpha^(...

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  15. If alpha,beta are the roots of the quadratic equation x^2+ax+b=0, (bne...

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  16. Let p(x) be a quadratic polynomial with constant term 1. Suppose p(x) ...

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  17. If alpha,beta are the roots of the quadratic equation ax^2+bx+c=0 and ...

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  18. Let sinalpha,cosalpha, be the roots of the equation x^2-bx+c=0. Then w...

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  19. What is the calorific value of 80 gms of carbohydrate, 15 gms of prote...

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  20. The equation e^(sin x) -e^(-sin x)-4=0 has

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