<h2>
Answer:</h2><h2>
The frequency of the guitar string vibrates back and forth 88 times in 1 minute = 1.5 Hz</h2>
Step-by-step explanation:
A hertz is used to measure one cycle (complete wave) of a vibration.
The number of cycles per second is the frequency, measured in hertz.
A guitar string vibrates back and forth 88 times in 1 minute
The vibrations in 1 second = 
= 1.466 Hz ≈1.5 Hz
The frequency of the guitar string vibrates back and forth 88 times in 1 minute = 1.5 Hz
Answer:omh
Step-by-step explanation:
Answer: Length of each part of his journey is
Explanation:
Since we have given that
Tortoise must walk run 
miles to visit a friend.
According to question,
He plans to break a journey into four equal parts .
Length of each part becomes
Hence, length of each part of his journey is
Answer:
B) b-7/b-7=b-1
Step-by-step explanation:
the same number as both the numerator and denominator is equal to 1
Sorry if this doesn't really help I am bad at explaining...
