What is the range of these numbers :
32, 16, 54, 60, 26, 32

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

(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.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.