Simplify the following expression: (6.8 × 10^3) ×(4.54 × 10^6)

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

Negative 5 1/12 + negative 4 1/4 + 6 3/4

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base