Are (negative 5 comma 8 comma 4 comma negative 3 ) and (negative 50 comma 80 comma 40 comma negative 30 ) homogeneous coordinates for the same point in set of real numbers R cubed ? Why or why not?

The graph shows the rate at which paint is used to paint a wall. enter values to complete each statement below based on the graph. when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted. the unit rate is ( # )square feet per gallon.

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables