Earthquakes make seismic waves through the ground. The equation y = 10 ^ x relates the height, or amplitude , in microns, of a seismic wave , y, and the power , or magnitude , x, of the ground -shaking it can cause

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?