Given the sequence: 1,-1/3,1/9,-1/ find
a) the fifteenth term.
b) the sum of the 5th term to be 10th term

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.