At sea level, the air presses down on our bodies at 14.7 pounds per square inch (psi).When diving in the ocean, the pressure increases. The equation y=0.445x+14.7, where x is the number of feet a diver descends, represents this situation

(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.