20x+50y+100< 300 il faut isoler y pour après le mettre dans un tableau

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

Which of the following vectors are orthogonal to (2,1)? check all that apply