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OpenStudy (anonymous):
Typical household voltage varies according to the equation V= 120 sin 120 pi(t), where t is the time, in seconds, and V is the voltage, in volts. Determine the voltage after 1 min.
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OpenStudy (alexwee123):
simple! just plug in 60 for "t" into the equation because 1 minute=60 seconds and t represents time in seconds
OpenStudy (anonymous):
so would the voltage be 2104 adter 1 min?
OpenStudy (anonymous):
after*
OpenStudy (alexwee123):
um are you sure you put down the equation properly? because i'm getting a different answer than yours...
OpenStudy (alexwee123):
can you repost it @Sukhvir by drawing it?
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OpenStudy (anonymous):
|dw:1345414582502:dw|
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