2. Dawn's parents started a savings account for her when she started high school. She will have $1966 in the account when she graduates. The account earns 7% per year and is compounded quarterly. How much did her
parents deposit in the account when she started high school? Show your complete solution.

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

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Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3