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3+4i is a root of x^(2) + Ax + B = 0 and...

`3+4i` is a root of `x^(2) + Ax + B = 0` and `sqrt(3) -2` is a root of `x^(2) + Cx + D = 0` then

A

`A lt Clt lt D lt B`

B

`A lt D lt C lt B`

C

`A gt C gt D gt B`

D

`A gt D gt C gt B`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-QUADRATIC EQUATIONS & EXPRESSIONS-EXERCISE-II
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  2. Number of quadratic equations which are unchanged by squaring their ro...

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  3. 3+4i is a root of x^(2) + Ax + B = 0 and sqrt(3) -2 is a root of x^(2)...

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  4. If the ratio of the roots of x^(2) + bx + c = 0 is equal to the ratio ...

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  5. If the ratio of the roots of the equation ax^(2)+bx+c=0 is m: n then

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  7. If one root of x^(2) + px + 1 = 0 is the cube of the other root then p...

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  8. If 3+4i is a root of the equation ax^(2)+bx+c= 0 where a, b, c in R th...

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  9. Assertion (A) : If one root of x^(2)- (3+2i)x+ (1 + 3i) = 0 is 2+ i t...

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  10. IF alpha , beta are the roots of the equation x^2+2ax +b=0 , the...

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  11. If x^(2)+px+q=0 has roots 2i + 3, 2i–3 then the discriminant of the e...

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  16. The roots of (x-b)(x-c) +(x-a)(x-c) +(x-a) (x-b)=0 are

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  17. If the quadratic expression x^(2)-(a-1)x+(a+(1)/(4)) were to be a per...

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  19. For a, b, c in Q and b + c ne a, the roots of ax^(2)-(a+b+c)x+(b+c)=0

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  20. For a, b, c in R and a, b, c are different, then the roots of (x+a)(x+...

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