The graph shows the amount of a chemical in a patient's body at different times measured in hours since the levels were first checked. Could the amount of this chemical in the patient be decaying exponentially? Explain how you know.
160, 1000)
(1,600)
(2,360)

We must first determine the shape of a rectangular prisms _ a0 to find area of the prism

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).

Which graph represents an even function?