30% of the students at oak grove earned a place on the silver honor roll there are 920 students how many are in the silver honor roll

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If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

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