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Mathematics 15 Online
OpenStudy (anonymous):

(4-6i)(6-8i) multiply the complex numbers

OpenStudy (jamesj):

Ok, so if you multiply this out without simplifying, what do you get?

OpenStudy (jamesj):

that is, if you first treat is as just a piece of algebra, like multiplying (a+b)(c+d) what do you get?

OpenStudy (anonymous):

i dont get it

OpenStudy (jamesj):

Suppose you had to multiply out (4-6x)(6-8x) what do you get?

OpenStudy (anonymous):

idk

OpenStudy (jamesj):

What is this expanded (a+b)(c+d) ?

OpenStudy (jamesj):

(others, please don't write the answer as per our Code of Conduct)

OpenStudy (anonymous):

looks like lalana just wants answers :p

OpenStudy (jamesj):

Well, we don't do that here.

OpenStudy (anonymous):

I know

OpenStudy (turingtest):

I explained that Lalana said they would just create a new account if he/she is banned, so they are not welcome here

OpenStudy (anonymous):

Can u guys ban his IP address ?

OpenStudy (anonymous):

that way he wudnt be able to create any accnt

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