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If one root of x^2+px+1=0 is square ...

If one root of `x^2+px+1=0` is square that of the other thenp=

A

`1,-2`

B

`3,-1`

C

`2,-sqrt(5)`

D

`4+sqrt(5)`

Text Solution

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1A (QUADRATIC EQUATIONS)
  1. IF the roots of ax^2+cx+c=0 are in the ratio p:q then sqrt([(p)/(q...

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  2. IF one root of x^2-x-k=0 is square that of the other, then k=………

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  3. If one root of x^2+px+1=0 is square that of the other thenp=

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  4. IF the harmonic mean between the roots of (5 + sqrt(2))x^2-bx +...

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  5. IF the harmonic mean of the roots of sqrt(2) x^2-bx +(8-2sqrt(5))=...

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  6. The condition that a root of ax^2+bx +c=0 may be the reciprocal ...

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  7. IF the sum of the roots of the quadratic equation ax ^2 + bx ...

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  8. IF the sum of the roots of the equation x^2+px +q=0 is 3 times ...

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  9. If the roots of the equation ax^2+bx +c=0 be the square roots of...

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  10. IF the ratio of the roots of x^2+bx +c=0 and x^2 + qx+r=0 are the...

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  11. If the ratio of the roots of a(x)^2+bx +c=0 is same as that of the...

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  12. The value of m for which one of the roots of x^2-3x+2m=0 is doub...

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  13. IF the difference of the roots of x^2-bx+c=0 is equal to the dif...

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  14. The condition that the roots of the equation ax^2+bx+c=0 may diffe...

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  15. The condition that sin theta cos theta may be the roots o...

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  16. If sin alpha and cos alpha are the roots of 25 x ^2 +5x-12=0, t...

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  17. IF tan A and tan B are the roots of the quadratic x^2 -px+q=0...

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  18. In a triangle PQR angle R=pi //2 if tan (p//2) and tan ( Q//2)...

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  19. In a triangle PQR angle R=(pi)/(4), if tan (p/3) and tan ((Q)/...

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  20. If one root of x^2+px +1=0 is the cube of the other root, then ...

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