The answer is ##############
Answer:
698.46 Hz
Step-by-step explanation:
A note an octave higher than another note is double the amount of frequency.
In this example, the note is 349.23 Hz. Doubled, this is 698.46 Hz. Therefore, the final answer is the first option, 698.46 Hz
Answer:
The answer is A, B, and C
It at the top all you had to do was divided bot ways you will get that answers