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IF 3+ 4i is a root of the equation ...

IF ` 3+ 4i` is a root of the equation ` x^2 +px +q=0` then

A

p=6,q=25

B

p=6,q=1

C

p=-6,w=-7

D

p=-6,q=25

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1A (QUADRATIC EQUATIONS)
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  2. IF alpha , beta are the roots of the equation ax^2 + bx +c=0 ...

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  3. IF 3+ 4i is a root of the equation x^2 +px +q=0 then

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  4. IF 3+i is a root of the equation x^2 + ax + b=0 then a=

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  7. IF one root of the equation x^2 +px +12=0 is 4, while the equat...

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  8. If x^(2)-6x+5=0 and x^(2)-12x+p=0 have a common root, then find p.

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  9. If x^2-hx - 21 =0 , x^2 - 3hx +35 =0 have a common root then h=

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  10. The value of a such that x^2 -11x+a =0 ,x^2 -14 x + 2a=0 may h...

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  11. IF the equation x^2-x-p=0 and x^2 + 2px -12 =0 have a common r...

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  12. IF x^2 +bx +c=0, x^2+cx +b=0 (b ne c) have a coomon root then ...

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  13. IF ax^2 + 2cx + b=0 and ax^2 + 2bx +c=0 ( b ne 0) have a common...

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  14. IF x^2 +ax+bc=0 and x^2+bx +ca=0 have a common root , then a + b...

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  15. If the quadratic equations ax^(2)+2bx+c=0 and ax^(2)+2cx+b=0, (b ne c)...

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  16. If x^2 - cx +d =0 , x^2-ax +b=0 have one common root and secon...

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  17. IF x^2 +bx +a=0, ax^2+x+b=0 have a common root and the first eq...

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  18. IF the equations x^2+2x +3=0 and ax^2 +bx +c=0 ,a,b,c in R hav...

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  19. IF x^2 +P1 x+q1 =0, x^2 +p2 x +q2=0 , x^2 +p3 x+q3=0 has a coomon...

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  20. The quadratic equation x-6x+a =0 and x^2-cx +6=0 have one ro...

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