The graph of y = -1/2x + 2 is positive over the interval ( -infinity, 4) and negative over the interval (4, infinity). What happens on the graph when x = 4? Explain.

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Is it true or false i’m trying to pass this test so i can leave school