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Mathematics, 25.09.2019 02:01 adamflex

Okay, i really need with this, i know the last step which is the answer but nothing in between. geometry begining 20 points!
what are the steps to find (2+2i)(5+3i)?
choices are
10+16i+6i2
10+6i+5+3i
2(5+3i)+2i(5+3i)
16+16i
4+16i
15+9i
10+16i+6
2(5+3i)+(5+3i)
10+6i+10i+6i2
10+16i+6(−1)
there are 6 steps and i know step 6 is 4+16i

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Answers: 2

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