Which expression is a factor of 10x ^2 +11 +3

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

What could the united states of america do to improve their status? name at least 3(ap human geography)

What way does renewable energy differ from nonrenewable energy?