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math

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Which of the following is the complete solution for the equation (x-8) (x+6)=0

1. 8 only
2. 6 only
3. 8 and -6

  • math - ,

    It would be choice 3. The x in the first parenthesis would be 8, and in the second parenthesis 6.

  • math - ,

    When x=8 (x-8)=0 (x-8)*(x+6)=0*(x+6=0

    When x=-6 (x+6)=0 (x-8)*(x+6)=(x-8)*0=0

    Solutions is 8 and -6

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