let f(x) = 3x + 4 and g(x) = -5x + 1.

find f[g(x)] and g[f(x)].

show all of your work, show each step on a new line and explain each step in words. your final composed functions should be in simplest form.

, i don't know how to do this and i'm getting really behind in math.

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.