Question

multiply and simplify
(sq.x-9)(sq.x-3)

Answer 1

x - 12sq.x + 27

Answer 2

this is what I got x^2-x-27

Answer 3

sq.x * sq.x = sq.(x^2) = x

Answer 4

don't you use the FOIL method

Answer 5

you can use the foild method nel, try and what will you get ?

Answer 6

FOIL*

Answer 7

sq.x * sq.x - 3sq.x - 9sq.x + 9*3
sq.(x^2) - 12sq.x + 27
x - 12sq.x + 27

Answer 8

like he did :)

Answer 9

okay I see how you did it

Answer 10

DX