The expression - 380 + 15y represents a submarine that began at a depth of 380 feet below sea level and ascended at a rate of 15 feet per minute. What was the depth of the submarine after 9
minutes?
Select the correct answer below and, if necessary, fill in the answer box to complete your choice.
OA. The submarine was feet below sea level after 9 minutes.
OB. The submarine will have reached sea level after 9 minutes.
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Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Which of the following is true for the relation f(x)=2x^2+1

In a study of the relationship between socio-economic class and unethical behavior, 129 university of california undergraduates at berkeley were asked to identify themselves as having low or high social-class by comparing themselves to others with the most (least) money, most (least) education, and most (least) respected jobs. they were also presented with a jar of individually wrapped candies and informed that the candies were for children in a nearby laboratory, but that they could take some if they wanted. after completing some unrelated tasks, participants reported the number of candies they had taken. it was found that those who were identiď¬ed as upper-class took more candy than others. in this study, identify: (a) the cases, (b) the variables and their types, (c) the main research question, (d) identify the population of interest and the sample in this study, and (e) comment on whether or not the results of the study can be generalized to the population, and if the ď¬ndings of the study can be used to establish causal relationships.