You invested a total of 25,000 at 3 % and 4.5% simple interest during one year , the two accounts earned 900. how much did you invest in two accounts.

Is the orthocenter of a triangle on the inside ?

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project