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If x=1/(2-sqrt(3)), find the value of x^...

If `x=1/(2-sqrt(3)),` find the value of `x^3-2x^2-7x+5`

A

`2`

B

`1`

C

`4`

D

`3`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • If x=(1)/(2-sqrt(3)) , the value of x^(3)-2x^(2)-7x+10 is equal to

    A
    `2+sqrt(3)`
    B
    10
    C
    `7+2sqrt(3)`
    D
    8

  • If x=(1)/(sqrt(5)-2) , find the value of x^(3)-3x^(2)-5x+3 .

    A
    `3`
    B
    `4`
    C
    `5`
    D
    `6`

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