Cho so thuc a<0. tim dieu kien can va du de (-∞;9a) ∩ (4/a;+∞) ≠ Ф

Avegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide. find the total area of the vegetable garden and path

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4