1- (7.57)^-4x(7.57)^4

2- (5.25)^-4 x 95.25)^4

Which expression is not a polynomial?

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 there are 3.281 feet in 1 meter, how many inches are in one centimeter