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• what is one key physical difference between transition metals and poor metals?
  
• which function rule models the function over the domain specified in the table below? x f(x) –7 –11 –1 1 3 9 4 11 7 17 f(x) = 3x + 10 f(x) = 2x + 3 f(x) = 4x + 5 f(x) = 3x – 10
  
• which was an obstacle to the settlement of the american west? the cumberland gap the northwest territory the great plains the louisiana territory
  
• read the excerpt from the dark game: true spy stories from invisible ink to cia moles. the cia planning was extraordinary. questions were asked. problems were anticipated, solutions suggested. with information provided by an informant in the soviet state-run telephone operation, the u.s. knew that the spot they needed to reach with the tunnel was under schonefelder chaussee, a major highway that ran along the southern edge of berlin. which statement best describes the author’s viewpoint in the passage? the us government planned a spy mission in eastern germany to obtain information. the us government’s skillful use of research and intelligence enabled a vital spy mission. the united states worked with other allied countries to create a tunnel under a highway in berlin. the united states violated international rules of diplomacy when spying on the russians in berlin.
  
• deshawn deposited $6500 into a bank account that earned 11.5% simple interest each year. he earned $4485 in interest before closing the account. no money was deposited into or withdrawn from the account.how many years was the money in the account?round your answer to the nearest whole year.
  
• in the diagram below, angledab and angledac are adjacent angles. lines a b, a d, and a c create two angle. the space between lines a b and a d is (2 x minus 10) degrees. the space between lines a d and a c is (x minus 20) degrees. if mangledac = 25°, what is mangledab in degrees? what is manglebac in degrees?
  
• what about this summary makes it objective? check the three best answers. the writer used first-person words like “i” and “me.” the language doesn’t include the writer’s reactions or judgments. the language includes only the emotions that olaudah equiano described. the writer avoided using loaded language. the writer includes personal opinions.
  
• which is the graph of a quadratic equation that has a negative discriminant? on a coordinate plane, a parabola opens down. it goes through (negative 4, negative 4), has a vertex at (negative 2, 0), and goes through (0, negative 4). on a coordinate plane, a parabola opens down. it goes through (negative 4, negative 4), has a vertex at (negative 2, 0), and goes through (0, negative 4). on a coordinate plane, a parabola opens up. it goes through (negative 4, 4), has a vertex at (negative 2, 0), and goes through (0, 4). on a coordinate plane, a parabola opens up. it goes through (negative 4, 8), has a vertex at (negative 2, 4), and goes through (0, 8).
  
• which expressions can be used to find the coordinates of the midpoint of pq with endpoints p(3, –1) and q(–7, –6)? select three options. can be used to find the x-coordinate of the point. can be used to find the y-coordinate of the point. (–7 – 3) + 3 can be used to find the x-coordinate of the point. (–6 – 1) – 1 can be used to find the y-coordinate of the point. – 1 can be used to find the y-coordinate of the point.
  
• what is most closely a central idea of reagan’s address? a. people brave enough to explore new territory face great risks. b. an event as tragic as this makes one call into question whether to continue on with these explorations. c. the nation cannot let grief hold itself back from carrying on with people’s regular routines. d. losing the challenger was an effect of taking the space program for granted.