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• what are the solutions to the following system? startlayout enlarged left-brace 1st row negative 2 x squared + y = negative 5 2nd row y = negative 3 x squared + 5 endlayout (0, 2) (1, –2) (startroot 2 endroot, negative 1) and (negative startroot 2 endroot, negative 1) (startroot 5 endroot, negative 10) and (negative startroot 5 endroot, negative 10)
  
• which excerpt from billy collins’s “man listening to disc” best supports the idea that the speaker uses the music to isolate himself from others?
  
• which property of the coating on fiber-optic strands makes light visible only at the ends of the strands? reflectivity absorbency transparency translucency
  
• which are the solutions of the quadratic equation? x2 = 7x + 4 startfraction negative 7 minus startroot 65 endroot over 2 endfraction comma startfraction negative 7 + startroot 65 endroot over 2 endfraction –7, 0 startfraction 7 minus startroot 65 endroot over 2 endfraction comma startfraction 7 + startroot 65 endroot over 2 endfraction 7, 0
  
• which plays the greater role in the development of human behavior – nature or nurture? why?
  
• how can an in-school program help prevent self-destructive behaviors among teens?
  
• if is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the equation? the discriminant is 0. the discriminant is 6. the discriminant is positive. the discriminant is negative.
  
• which shows a graph of a linear equation in standard form ax + by = c, where a = 0, b is positive, and c is negative? a coordinate plane with a vertical line passing through (1, negative 4), (1, 0) and (1, 4). a coordinate plane with a vertical line passing through (negative 2, negative 4), (negative 2, 0) and (negative 2, 4). a coordinate plane with a horizontal line passing through (negative 4, 4), (0, 4) and (negative 4, 4). a coordinate plane with a horizontal line passing through (negative 4, negative 3), (0, negative 3) and (4, negative 3).
  
• the negro lives on a lonely island of poverty in the midst of a vast ocean of material prosperity
  
• a telemarketing company is conducting a study of new calling scripts. seventy-five employees will be randomly assigned to three new scripts using a table of random digits. the study leader will assign the subjects to the groups using a table of random digits. how many unique two-digit numbers within the range of 01 to 75 will the study designer need to select from the table?