Question

What is the standard form of (-12 + 2i)(-3 + 5i)?

Answer 1

A) (26 + 66i)
B) (26 – 66i)
C) (-46 – 54i)
D) (-46 + 54i)

Answer 2

26 - 66 i

Answer 3

Could you explain how you came to that?

Answer 4

How anyone comes to a conclusion in a mere matter of seconds, I used a calculator XD

Answer 5

Sorry, I see that you're new here. People are meant to explain their answers.

Answer 6

Oh, really?

Answer 7

You have to FOIL that out

Answer 8

Meaning, you need to multiply each term from the first parentheses with each term in the second one

Answer 9

okay so, first you need to get rid of the parenthesis by multiplying each term in the first paranthesis with each term in the second parenthesis

Answer 10

36 + 60i -6i -10 = 26 + 54i

Answer 11

I must have done something wrong; that's not a choice.

Answer 12

Oh, I see what I did. It should have been -60i.