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Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work