The function in the table is decreasing true false

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

(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.

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2