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010290

  • one year ago

solve the equation z^2 - 6z -27= 0 by factoring

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  1. timo86m
    • one year ago
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    (z+3)*(z-9)

  2. timo86m
    • one year ago
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    if it in standard form ax^2+bx+c you can factor using this form (z+f)*(z+g) you have to find f and g to add up and produce c and b 3 and -9 produce C and add up to b Since you dont have an a coeffecient you dont have to worry about it here.

  3. timo86m
    • one year ago
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    THanks for the medal. Hope you found explanation useful.

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