Mike is about 1.6 meters tall. A rock is about 2.3 x 10-² meters tall. About how many times shorter is the rock compared to Mike?

A.1,400
B.700
C.140
D.70

Explain how you divide powers with like bases. discuss why the bases have to be the same. how are these rules similar to the rules for multiplying powers with like bases.

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

How do you write 600 as a product of its prime factors (index! )