1. What is the main idea or problem we have to solve? 2. Why is madam cj walker important

3. Write an expression to present the total price.

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?