Find the value of 'b' 5^b=(5^3)(5^3)^3

What is the difference between the equations of a vertical and a horizontal line?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

How can you find the mean absolute deviation (mad) for this set of data?