What does ED represent in the diagram to the right

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

How do you write y-10=2 (x-8) in standard form

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)