Use the information given below to find tan(a-B). cosa
12
13
with a in quadrant IV
12
with B in quadrant II
13'
cosB =
Give the exact answer, not a decimal approximation.
tan(a - b) = 0

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

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