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Mnemonic Devices > Math > How to multiply two binomials together?

## How to multiply two binomials together?

## BINOMIAL MULTIPLICATION

If you had to multiply two binomials together such as (a+b) and (c+d), how would you keep track of the resulting products to make sure that you have multiplied everything and not left anything out.

Think ofFOIL

First,Outer,Inner,Last

(a+b)*(c+d) = ac(first) + ad(outer) + bc(inner) +bd(last)