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If alpha,beta roots of ax^2+bx+c=0. Find...

If `alpha,beta` roots of `ax^2+bx+c`=0. Find the quadratic equation whose roots are :
`2alpha,2beta`

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PATHFINDER-QUADRATIC EQUATION AND EXPRESSION-QUESTION BANK
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  4. If alpha,beta roots of ax^2+bx+c=0. Find the quadratic equation whose ...

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  10. Find the condition such that the quadratic equations ax^2+bx+c=0 and x...

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  12. Two roots of the equation,x^3+qx^2+11x-p=0 are 2 and 3, find (p-q)

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  13. Find the values of K for which the inequality (x-3k)(x-k-3)lt0 is sati...

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  17. If x^2-px+4gt0 for all real 'x' then find 'p'

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  18. For xinR, Prove that the given expression (x^2+34x-71)/(x^2+2x-7) can ...

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