-36+x<8 pls help me with this it will be great

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex