itzyoboyCj
23.04.2020 •
Mathematics
Using a two-way radio, Melissa can talk to anyone within an 8-mi radius of her location. Oscar is 30° west of south of Melissa's location. What is Oscar's exact location, relative to Melissa's location, at the greatest distance where they can talk using two-way radios?
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Ответ:
= -log(2*10^-9)
= -(log(2) +log(10^-9))
= -(0.3 -9)
= 8.7
The appropriate choice is
C. 8.7