If f(x) = 3x + 5 and g(x) = –2x^2 – 5x + 3, find (f + g)(x). A.
(f + g)(x) = –2x^2 – 2x + 8

B.
(f + g)(x) = –2x^2 + 8x + 8

C.
(f + g)(x) = –4x + 8

D.
(f + g)(x) = –2x + 8

(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.