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If m and n are the roots of the quadrati...

If m and n are the roots of the quadratic equations ` x^(2)- 6x+ 2 =0 ` , then the value of ` (m+ n )^(2) `is

A

0

B

a

C

-a

D

`pm m^(2)`

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • The roots of the quadratic equations x^(2) - 5x -6=0 are

    A
    ` - 3 and -2`
    B
    ` 3 and2 `
    C
    ` 6 and -1`
    D
    ` - 6 and 1`

  • If the roots of the quadratic equations mx^(2) =6x + 1 are equal , then the value of m is

    A
    `6`
    B
    ` 1`
    C
    ` -9`
    D
    ` 5`

  • If the roots of the quadratic equations x^(2) +4x +c=0 are equal then the value of c is:

    A
    ` 3`
    B
    ` 4`
    C
    `5 `
    D
    ` 12`

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    If m and n are the roots of the equations x^(2) - 6x+ 2 =0 then the value of (1)/(m) + (1)/( n) is :

    The sum of the roots of the quadratic equations 2x^(2) = 6x- 5 is:

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