Microsoft wants to administer a satisfaction survey to its current customers. using their customer database, the company randomly selects 90 customers and asks them about their level of satisfaction with the company. what type of sampling is used?

What is the range of this function? all real numbers such that y ≤ 40 all real numbers such that y ≥ 0 all real numbers such that 0 ≤ y ≤ 40 all real numbers such that 37.75 ≤ y ≤ 40

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)