Question

multiply:
(x+2)(x+4)=
i came up with the answer of: 2x+4+8 is this correct

Answer 1

No, this is not correct

Answer 2

x^2+6x+8

Answer 3

=x^2+6*x+8

Answer 4

Always do: first x first + first x second + second x second
x^2 + 4x + 2x + 8
x^2 + 6x + 8

Answer 5

x*x+4*x+2*x+4*2

Answer 6

no do what hickninga does

Answer 7

I meant first x first + first x second + second x first + second x second

Answer 8

imran wrote the exact same thing as hickninja

Answer 9

just multiply the things like normal multiplication ..... which is what multiplyind IS :)

Answer 10

that, too.

Answer 11

(a + b)(c + d) = a(c + d) + b(c + d) = ac + ad + bc + bd. (or first x first, first x second...)

Answer 12

x +2
x +4
-------
4x +8
x^2 +2x
------------
x^2 +6x +8

Answer 13

amistre64 thank you for the clarification

Answer 14

i gave medalsss

Answer 15

youre welcome :)