Tính định thức cấp 4 5. Giúp mình vs ạ. File bài ở dưới

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply