Answer: 6x - 3 over x^3
Step-by-step explanation:
Answer:
a) cluster sampling
Step-by-step explanation:
In cluster sampling method, each member of a population is assigned to one and only one group.This means clusters are formed through probability method usually a simple random sampling.The participants in the clusters are the only one to be surveyed.
In this example, simple random sampling is used to identify 12 home rooms(cluster) where a group of 20 students (participants) in each room is given the survey.
Answer:
4) A
5) E
Step-by-step explanation:
#4


Cross multiply the equation and you get:

Since
is the same thing as
, you can change the equation into 
Cancel out the y on the top and bottom and you get 1/10
#5
, simplify and you get
so x=15
is equal to
after you plug in x, and that is equal to 9
Answer: 3
Step-by-step explanation: the slope of a linear parent function will always be the same as the y-intercept which is the number that the line passes through in the y-plane