2i(4+5i)(4-5i) =82i
4+i nothing more can be done it is at simplest form
so

=

so your answer is
Answer:
David needs 7-8 short term rentals monthly to match revenue from a lease. College students need long term housing so he should lease his home.
Step-by-step explanation:
Answer:
4-2i
Step-by-step explanation:
1) -10, 0
2) 20
4) 24 minutes
7) 25 floors
10) 9 baskets ( I'm not great at GCF )
14) >
Hope this helps. Sorry if I got some wrong (specifically 10)