1.

If alpha, beta are the roots of the equation x^(2)+7x+12=0, then the equation whose roots are (alpha+beta)^(2) and (alpha-beta)^(2) is

Answer»

`X^(2)+50x+49=0`
`x^(2)-50x+49=0`
`x^(2)-50x-49=0`
`x^(2)+12x+7=0`

ANSWER :B


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