Elisabeth had too many outfits in her closet with no lighting. She had to give some away. She had 10 blue, 7 yellow, 6 pink, and 4 black. What is the numerical likelihood that she would randomly choose black?

Factor the expression. 4d + 12 __ (d +

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.

If the value of cos330°is√3/2 then find cos 165°.