Which of the sequences is an arithmetic sequence? a. 154, 71, 8, 5, 2, b. 12, –24, 36, –48, 60, c. 1, 5, 10, 15, 20, d. –20, –27, –34, –41, –48, ..

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

(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.