ednalovegod
19.11.2020 •
Mathematics
An airplane flew for 4 hours at a speed of a miles per hour (mph), and at (x + 10) mph for next 4 hours. What expression can be used to
find the total distance covered by the airplane?
A: 8x
B: 8x+10
C: 8 (x+10)
D: 8x+ 40
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Ответ:
I think it would be C in my cass
Step-by-step explanation:
Ответ:
PCM: Pulse code modulation. It is a method used to digitally represent sampled analog signals. It is the standard form of digital audio in computers, digital telephony and compact discs. The amplitude of this signal is sampled regularly at uniform intervals.
PAM: Pulse amplitude modulation. It is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses.