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tpenn

  • 3 years ago

solve (x+3)(x+4)=0

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  1. khuangg
    • 3 years ago
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    x=-3 ; x=-4

  2. khuangg
    • 3 years ago
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    let each of the brackets equal to 0 in the equation

  3. seidi.yamauti
    • 3 years ago
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    something¹ x something² is equal zero if something¹ is equal zero or something² is equal zero

  4. seidi.yamauti
    • 3 years ago
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    valid for as many somethings there can be

  5. seidi.yamauti
    • 3 years ago
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    oh, and it is' and/or' one can be, other can be or both

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