Asked by eri

Help me with F.O.I.L.
i dont understand it :/

Answers

Answered by R_scott
First , Outside , Inside ,Last

multiplying two binomials ... (a + b) (c + d)

first terms ... a * b

outside terms ... a * d

inside terms ... b * c

last terms ... b * d

add all the products together for the result
... combine like terms if necessary
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