A train leaves little rock, arkansas, and travels north at 85 kilometers per hour. another train leaves at the same time and tr
1 answer:
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Given:
Solution:
Complex formula:
Let us simplify one by one.
|3 + 4i| = 5
|3 - 4i| = 5
|-3 + 4i| = 5
|-3 - 4i| = 5
Substitute these in the given expression:
The solution of the expression is 20.