You would get a total of you count them by pairing them up. The combos are as follows:
For your answer you can count a total
1,5
1,4
1,3
1,2
2,3
2,4
2,5
3,4
3,5
4,5
2i(4+5i)(4-5i) =82i
4+i nothing more can be done it is at simplest form
so

=

so your answer is
Answer:
The thirteen number will be 16384.
Step-by-step explanation:
2x 2 - 6x = 0 .... if you mean 2x^2 - 6x = 0
then 2x = 0 and x - 3 = 0 << answer
Answer:
-2/4
Step-by-step explanation:
rise over run down 2, -2 run we ran 4 +4