Question

(6z-u)(2z+3u)
i got 12 to the 2nd power am i on the right track here ?

Answer 1

u want to multiply the two factors to get a single one?

Answer 2

12z^2 is your first number

Answer 3

12z^2+16uz-3u^2

Answer 4

how did you get the second part from, see that is where im lost at and the foil thing just makes me even more lost

Answer 5

-u *2z + 3u*6z

Answer 6

18uz-2uz=16uz

Answer 7

how about this problem (7z-u)(5z+2u)
i get 35z to the second power am i right so far

Answer 8

yes

Answer 9

so then the secon part would 2u to the second power right

Answer 10

-2u^2

Answer 11

lost i get the first part and the last part which would be 2u to the 2nd power right?

Answer 12

the first u is negative. you forgot to bring it with you. now you gotta do the uz's

Answer 13

so that would now be 35z to the 2nd power - 2u to the 2nd power then the last part would 2uz to the 2nd power right?

Answer 14

no. -5uz+14uz=9uz