Can someone plz help me!!
...
Answers: 3
Mathematics, 21.06.2019 13:30
The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).
Answers: 1
Mathematics, 21.06.2019 17:40
Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =
Answers: 1
Computers and Technology, 05.08.2021 06:00
Engineering, 05.08.2021 06:00
History, 05.08.2021 06:00
Business, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00
English, 05.08.2021 06:00
Chemistry, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00
English, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00
Mathematics, 05.08.2021 06:00