Asked by Devon
Multiply
(4r+4)(4r-4)
(4r+4)(4r-4)
Answers
Answered by
lyne
use the FOIL method.
multpily the the first number to the First numbr then to the Outside then multiply the Inside numbers then the Last.
you get 16r^2 - 16r + 16r - 16
which equals 16r^2 -16
multpily the the first number to the First numbr then to the Outside then multiply the Inside numbers then the Last.
you get 16r^2 - 16r + 16r - 16
which equals 16r^2 -16
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