lilkit
11.06.2020 •
Mathematics
A city with a population of 90,000 did a survey regarding speed limits on main street. The results show that 65%-80% are in favor of lower speed limits on main street. What is the interval of the number of people in favor of curfews.
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Ответ:
-17.67 +3.43i
Step-by-step explanation:
Carry out the indicated math:
18 cis 169° = (18·cos(169°) +i·18·sin(169°)) = (18·(-0.9816) +i·18·0.1908)
= -17.67 +i·3.43