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The value of 'a' for which one root ...

The value of 'a' for which one root of the quadratric equation `( a^2-5a +3)x^2+(3a-1) x+2=0` is twice as large as the other is

A

`-2//3`

B

`1//3`

C

`-1//3`

D

`2//3`

Text Solution

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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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  5. If roots of the equation x^2-bx +c=0 be two consecutive intege...

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  8. If the roots of x^2+x+a=0 exceed , a then

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  11. The roots of the equation (b-c) x^2 +(c-a)x+(a-b)=0are

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  12. IF ad ne bc then the roots of (a^2 +b^2)x^2+2x(ac+bd) +(c^2 +d^2)...

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  13. For p,q in R, the roots of (p^2+q^2)x^2+2(p+q)x+2=0 are

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  14. The roots of the equation 2(a ^2 +b^2)x^2+2(a+b)x+1=0 are

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

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  16. The roots of (x-a) (x-a -1) +(x-a-1) +(x-a-2) +(x-a) (x-a-2)=0 a in...

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  17. IF l,m,n are rational the roots of (m +n) x^2 -(l+m+n)x+l =0 are

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  18. If the roots of a^2x^2 + 2 bx + c^2 =0 are imaginary then the ro...

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  19. IF the roots of (a^2 +b^2 ) x^2 +2 (bc + ad ) x +(c^2+d^2)=0 ar...

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  20. IF m,n,K are rational and m=k +(n)/(k) then the roots of x^2 ...

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