1.

Solve `x^(2)+5x-(a^(2)+a-6)=0`.

Answer» Correct Answer - `x=-(a+3)" or "x=(a-2)`
`x^(2)+5x-(a+3)(a-2)=0`
`impliesx^(2)+(a+3)x-(a-2)x-(a+3)(a-2)=0`
`impliesx{x+(a+3)}-(a-2){x+(a+3)}=0`
`implies{x+(a+3)}{x-(a-2)}=0`
`impliesx=-(a+3)" or "x=(a-2).`


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