Need help fast! what is the nth term of the pattern of even numbers greater than 1 but less than 200 written in ascending order? the smallest value of n is 1 what is the largest value?

(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.