The data in the table represents the training times ( in seconds) for Adam and Miguel. ( Have to answer option A , B and C and explain how you know) Will Mark Brainliest if answer is correct.. Dont answer if you don't know what the answer is. ​

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.

P= price tax is 4% added to the price. which expression shows the total price including tax?