Maya is building a house in the shape of a rectangular prism for her cat. the house has a length of 1.2 × 10^3 mm, a width of 3.9 × 10^2 mm, and a height of 2.1 × 10^2 mm.

find the volume of the house in scientific notation and in standard form. answers should not be rounded.

the volume of the house written in scientific notation is a × 10^b cubic millimeters, where a is
and b is

the volume of the house written in standard form is
cubic millimeters.