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The quadratic equations whose roots are ...

The quadratic equations whose roots are `tan75^o ,cot75^o `is,

A

`x^2 +4x+1=0`

B

`4x^2 -x+1=0`

C

`4x^2 +4x-1=0`

D

`x^2-4x+1=0`

Text Solution

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The correct Answer is:
D
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