AnswersPBCSD_Grade_Forgiveness_1200330_Algebra 2_S1_2024Radical Equations and Extraneous Roots — Unit testQuestion 3
3
QuizMultiple Choice
Radical Equations and Extraneous Roots — Unit test
Question 3 of 25 • PBCSD_Grade_Forgiveness_1200330_Algebra 2_S1_2024
The loudness, L, measured in decibels (Db), of a sound intensity, I, measured in watts per square meter, is defined as , where and is the least intense sound a human ear can hear. What is the approximate loudness of a rock concert with a sound intensity of 10–1?
Answer
A
2 DbB
22 DbC
60 DbD
110 Db