3 years ago

Which expression is equivalent to (7 + 2i)(-3 - 4i)?

1 answer:

5 0

B -13 -34i

(7 + 2i)(-3 - 4i)
Take the 7 then times it buy the second bracket 7x(-3-4i) then take 2i from the first bracket and times it with the second bracket 2ix (-3-4i)

Then keep simplifying

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