Can someone do 1-4 for me please i will give brainiest

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

What term makes it inconsistent y=2x - 4

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.