Answer:192
Step-by-step explanation:
Answer: 1) 1/3,654 2) 3/406 3) 72,684,900,288,000 4) 120
<u>Step-by-step explanation:</u>
1) First and Second and Third

2) First and Second



1.75+0.43301270i
hope this helped and let me know if i was right plz
the answer should be 17/3