What is the square root of 25

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).

Nina claims that y=? 3x+72 is a function. which statement best explains the accuracy of nina's claim? answer choices it is incorrect because only one value in the range is negative. it is correct because each value in the domain maps to exactly one value in the range. it is correct because the range consists of negative and positive numbers. it is incorrect because the values in the domain are not the same as the values in the range.

Find the percent cost of the total spent on each equipment $36, fees $158, transportation $59 a. 14%, 62%, 23% b. 15%, 60%, 35% c. 10%, 70%, 20% d. 11%, 62%, 27%