Simplify the expression:
10j+10j–10j

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

What function has a range {yly< 5}? question on picture above^

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels