1. Kí hiệu các tập bằng các chữ cái lớn: A, B, …, N, X, Y, … Kí hiệu các phần tử của tập là các chữ cái nhỏ: a, b, x, y, … Hệ thức nào sau đây là đúng?

Who memorized the design for the water frame in order to smuggle the plans to the united states? a) james hargreaves b) edward cartwright c) samuel slater d) richard arkwright

(20+ points) (will mark brainliest) which of the following sections represent state-level courts?

After nine states had ratified the constitution by mid-1788, other states quickly followed. all thirteen states had to obey it. it became law in the united states. none of the states had to obey it.