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• researchers endeavoring to conduct an on-line study should consider that there are some potential risks of harm to subjects unique to internet-based research. one of these risks is:
  
• in the figure, tr−→− and tv−→− are secants to circle a. mrv=99∘ msu=45∘ what is the measure of ∠rtv? enter your answer in the box.
  
• the table shows values for functions f(x) and g(x). x f(x)=2x−1 g(x)=12x −2 −34 −1 −1 −12 −12 0 0 0 1 1 12 2 3 1 what is the solution to f(x)=g(x) ? select each correct answer. responses x = −2 x = negative 2 x = −1 x = − 1 x = 0 x = 0 x = 1 x = 1 x = 2 x = 2
  
• an appropriate strategy to learn difficult vocabulary words is the a. keywords technique c. rhyming technique b. visualization technique d. none of these
  
• brigid is picking strawberries at the pick-your-own farm. her goal is to pick 5 bushels of strawberries. she has already picked 1 1 2 bushels, and she picks at a rate of 5 8 bushel per hour. the scenario is represented as 5 8 h + 1 1 2 = 5, where h is the number of hours she picks. how many more hours will it take brigid to fill 5 bushels of strawberries? 2 and startfraction 3 over 16 endfraction hours 2 and startfraction 3 over 16 endfraction hours 5 and three-fifths hours 10 and two-fifths hours
  
• some studies have shown that peppermint odor increases people’s mental sharpness, especially when they solve math problems. which best describes how this could be a valid scientific claim? if it is tested in a controlled setting with repeated results if the test is published on wikipedia if the scientist was previously peer reviewed if the math problems are easy problems
  
• a barrier to entry is defined as any factor that makes it difficult for a new firm to enter a market.
  
• shannon is incredibly nervous about applying for a job, and she is concerned that her nerves will make a bad impression on her prospective employer. what are some things shannon can do to help her appear confident?
  
• the outside temperature at midnight today in polina’s hometown was 18 degrees fahrenheit. the temperature increases by 1.2 degrees fahrenheit each hour over the next 15 hours. polina’s school does not send students outside for recess if the outside temperature is 32 degrees fahrenheit or lower. recess at her school always starts on the half hour or hour. which statement is true about recess at polina’s school?
  
• this is a photograph of the sandal reliquary of saint andrew. explain what a reliquary is as well as its importance to the catholic church?