Dan invests £18799 into his bank account he receives 5.3% per year simple interest how much will Dan have after 7 years

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

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?