What is 9 cubed?

9 cubed (9³) is equal to 729. This means that 9 is raised to the power of 3. It can be calculated by multiplying 9 by itself thrice (9 x 9 x 9 = 729). It is an odd number and is also a perfect cube. The cube of 9 has many mathematical and real-life applications, such as in geometry, physics, and engineering. In geometry, it is used to calculate the volume and surface area of a cube. In physics, it is used to represent the energy, force, and power in different systems. In engineering, it is used to determine the strength and stability of materials and structures.