(Z +3) (3 z +5) solve by foil step by…

Discussion in 'Mathematics' started by Tgipl, Feb 19, 2018.

  1. Tgipl

    Tgipl New Member

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    (Z +3) (3 z +5) solve by foil step by step
     
    Tgipl, Feb 19, 2018
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  2. Wcoliveira

    Wcoliveira New Member

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    F=first in each () 3 z^2O=outer numbers 5 zI=inner numbers 9 zL=last numbers in each () 15 the adding or subtracting involve the O and I numbers 5 z +9 z=14 zPutting it all together 3 z^2+14 z +15 hope you can understand this answer
     
    Wcoliveira, Feb 19, 2018
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