Subject to some of (3/5 + 1/5i) and (4/5 - 2/5i) from (9/5 - 1/5i). the result is what

The correct answer is: 2/5.

Explanation:

First you have to add the following expressions:

Now subtract the above expression from :

Hence the correct answer is 2/5.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

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