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For what value of a the equation (a^2-a-...

For what value of `a` the equation `(a^2-a-2)x^2+(a^2-4)x+(a^2-3a+2)=0` will have more than two solutions. Does there exist a real value of x for which rthe above equation will be an identitiy in a

Text Solution

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The correct Answer is:
`a=2`, no real value of x
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For how many values of a,equation (a^2-3a+2)x^2+(a^2-4)x+a^2-a-2=0 is an identity

For what values of a and b do the equations 2x-y=4b and (ax)/(3)+by=-4b have more than one solution?

Knowledge Check

  • For what values of a and b do the equations 2x -y = 4b and (ax)/(3) + by = -4b have more than one solution ?

    A
    `-6, 1`
    B
    `1, -3`
    C
    `-6, 5`
    D
    `1, -6`

  • For what values of a and b do the equations 2x - y = 4b and (ax)/3+by=-4b have more than one solution?

    A
    `-6,1`
    B
    `1, -3`
    C
    `-6, 5`
    D
    `1, -6`

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