I’m lost on this step
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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).
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Mathematics, 21.06.2019 16:10
What is the point-slope equation of a line with slope -5 that contains the point (6,3)
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Mathematics, 21.06.2019 16:50
Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2
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Geography, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40
Mathematics, 05.08.2021 20:40