Discover Questions

Explain how a significant increase in the use of wind energy would affect the energy supply of coal? 5,321,046? Can methane in wells discolor the water - to a grey? What is the source of vitamin c in supplements? I know some of it comes from plants but how do companies get it? (is any of it from grapes?)? What is the average (arithmetic mean) of x^2+2x-3, 3x^2-2x-3 ,and 30-4x^2?