Question

MEDAL!


How do I use FOIL to do this expression:
(n-6)(n+3)

Answer 1

what is foil

Answer 2

First, outer, inner, last

Answer 3

its simple,
first multiply n with the elements in the other bracket and then multiply -6 with the same elements

Answer 4

e.g.
nxn+nx3+(-6)xn+(-6)x3=n^2+3n-6n-18=n^2-3n-18

Answer 5

I still don't understand. Can you please help me with the expression that was given? I don't want to be confused more.

Answer 6

@Nnesha

Answer 7

Thats very simple

Answer 8

Do this