Study the expression. what is the value of the expression when m=2 and n= –3? (4m–3n2)2 1. apply the product of powers: 42 m–6n4 2. substitute values for variables: (4)2(2)–6(–3)4 3. apply the negative exponent: (4)2(? 3)4 26 complete the steps to evaluate the expression. written as an improper fraction, the expression has a value of .

Based on the graph, how is coal consumption likely to affect future generations? a. the higher our current rate of consumption, the less coal will be available in the future. b. current rates of consumption are irrelevant because new coal will form in the future. c. the lower our current rate of consumption, the more slowly coal will be replenished for the future. d. regardless of current rates of consumption, coal will always be available.

1. any body of surface water in which water is stored is a(n) aquifer reservoir channel floodplain 2.which of the following is a source of groundwater replenishment? seepage into springs infiltration from the surface evaporation all of the above 3. watersheds are bounded by points of high elevation called drainage basins. true false 4.non-native species can harm watershed environments by competing with native species for food. true false

For your college application of all the following except a: standardized test score b: middle school grade c: high school courses taken d: high school grade