Write the recursive formula and the explicit formula for the sequence {-15,-7,1,9, }. show all work.

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

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.

How do i put 3(x+7) in distributive property