I need help please 60 points

For which intervals is the function positive? select each correct answer. [-6, -4) (6, 8] (-4, 0) (0, 6)

What is the area of the trapezoid shown ?

(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.