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If 3 and 2 are A.M and G.M of the roots ...

If 3 and 2 are A.M and G.M of the roots of a quadratic equation then the equation is

A

`x^(2) - 3x + 4=0`

B

`x^(2) -6x -4= 0`

C

`x^(2) + 6x + 4= 0`

D

`x^(2) -6x + 4= 0`

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The correct Answer is:
D
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AAKASH SERIES-SEQUENCE AND SERIES-Practice Exercise
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  12. If mth terms of H.P is n and nth term is m, then (m + n)th term is

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  13. If a,b,c are in A.P and b,c,a are in H.P then a^(4)=

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  14. If a(1), a(2),….a(n) are in H.P then (a(1))/(a(2) + a(3) + …+ a(n))...

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  15. If a, b, c, d are in H.P then ab + bc + cd=

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  16. If 3 and 2 are A.M and G.M of two number then H.M of the numbers is

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  17. If the harmonic mean between a and b is (a^(n + 1) + b^(n - 1))/(a^(n)...

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  18. log(3)^(2), log(6)^(2), log(120^(2) are in

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  19. Let a(1), a(2) ….a(10) be A.P and h(1), h(2)…h(10) be in H.P. If a(1)=...

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  20. If p th term of a H.P is qr and q^(th) term is r p then r^(th) term is

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