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• over a 24-hour period, the tide in a harbor can be modeled by one period of a sinusoidal function. the tide measures 4.35 ft at midnight, rises to a high of 8.3 ft, falls to a low of 0.4 ft, and then rises to 4.35 ft by the next midnight. what is the equation for the sine function f(x), where x represents time in hours since the beginning of the 24-hour period, that models the situation? enter your answer in the box. f(x)=
  
• how did new urban transportation systems contribute to socioeconomic segregation in the late 1800s? wealthier people moved farther away from city centers. wealthier people moved closer to city centers. people were able to move out of city slums. fewer resources became available to people who lived in city slums.
  
• select the correct answer from each drop-down menu. in roe v. wade, the supreme court drew on legal groundwork laid in , a case about . the roe decision stated that were protected by the constitution.
  
• a product enters the maturity phase of the life cycle, during which sales are strong but growth is slowing. what product management activity is most appropriate?
  
• how many moles of silver chloride are produced from 15.0 mol of silver nitrate?
  
• use the drop-down menus to complete the statements. a vertical column of elements in the periodic table is called a . a horizontal row of elements in the periodic table is called a . atoms of elements in the same group have the same . as you move from left to right on the periodic table, the atomic number .
  
• which flaw in the government created by the articles of confederation did shays's rebellion make apparent? a. a powerful central government angered citizens. b. too few taxes meant fewer roads and programs for the colonies. c. the government was unable to provide for national defense and economic policy. d. the government was unable to remove guns from small militias in the colonies. e. states could trade productively with other countries.
  
• factor completely 3x3 + 3x2 − 18x. 3x(x + 3)(x + 2) 3x(x + 3)(x − 2) 3x(x − 3)(x + 2) 3x(x − 3)(x − 2)
  
• which system is equivalent to startlayout enlarged left-brace 1st row y = negative 2 x squared 2nd row y = x minus 2 endlayout?startlayout enlarged left-brace 1st row y = negative 2 y squared minus 2 2nd row x = y minus 2 endlayoutstartlayout enlarged left-brace 1st row y = negative 2 y squared + 2 2nd row x = y + 2 endlayoutstartlayout enlarged left-brace 1st row y = negative 2 y squared minus 8 y minus 8 2nd row x = y + 2 endlayoutstartlayout enlarged left-brace 1st row y = negative 2 y squared + 8 y minus 8 2nd row x = y minus 2 endlayout
  
• which descriptions are true regarding different muscle types? select four options. cardiac and skeletal muscles are striated. skeletal and smooth muscles are nonstriated. smooth and cardiac muscles are voluntary. heart and digestive muscles are involuntary muscles. smooth and skeletal muscles are involved in movement. cardiac muscles work to pump blood.