Mount mckinley in alaska rises 20,320 feet in the air while mount kosciusko in australia rises 7,310 feet. what is the difference in the height of these mountains? express your answer in scientific notation.

Rewrite the following without an exponent. (5/8)-1

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)