F(x, y) has 4 critical points. List them in increasing lexographic order. By that we mean that (x, y) comes before (z, w) if x

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

What is the mean of the data set 125, 141, 213, 155, 281