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If 2 + i and sqrt(5)-2i are the roots o...

If `2 + i and sqrt(5)-2i` are the roots of the equation `(x^(2)+ax+b)(x^(2)+cx+d)=0` where a , b , c , d are real constants then product of all roots of the equation is -

A

40

B

`9(sqrt(5))`

C

45

D

35

Text Solution

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The correct Answer is:
C
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