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The perfect square form of the quadratic...

The perfect square form of the quadratic equation `px^(2)+qx+r=0(pne0)` is

A

`(x-(a)/(2p))^(2)=(q^(2)-4pr)/(4p^(2))`

B

`(x+(q)/(2p))^(2)=(q^(2)-4pr)/(4p^(2))`

C

`(x+(q)/(2p))^(2)=(q^(2)-4pr)/(4p)`

D

`(x-(q)/(2p))^(2)=(q^(2)-4pr)/(2p)`

Text Solution

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The correct Answer is:
b
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Knowledge Check

  • The perfect square form of the quadratic equation 7x^(2)+5x-1=0 is

    A
    `(x+(5)/(14))^(2)+(53)/(196)=0`
    B
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    C
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    D
    `(x+(5)/(14))^(2)=-(53)/(14)`

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    `pm2`
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    D
    `pm8`

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