Arectangle yard has a length of 0.006 kilometer and a width of 5 x 10^-3 kilometer.
use scientific notation to express the area of the yard in square kilometers, show each step.

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

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.