(x+4)(x+8) foil method
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Answered by
1
(x+4)(x+8)
X(x+8)+4(x+8)
x square +8x+4x+32
X square +12x+32.
I think it help you.
X(x+8)+4(x+8)
x square +8x+4x+32
X square +12x+32.
I think it help you.
Answered by
22
Let's see about the FOIL method..
F stands for "First" (times First),
O stands for "Outside" (times Outside),
I sands for "Inside" (times Inside),
L stands for "Last" (times Last).
So,
With the product ( x + 4 ) ( x + 8 ) of the two binomials ( x + 4 ) and ( x + 8 ).
First-times-First gives
x * x = x²
Outside-times-Outside gives
x * 8 = 8x
Inside-times-Inside gives
4 * x = 4x
and Last-times-Last gives
4 * 8 = 32
Hence,
( x + 4 ) ( x + 8 ) = x² + 8x + 4x + 32
( x + 4 ) ( x + 8 ) = x² + 12x + 32.
Thanks for the question!
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