What is the factored form of n2 – 25? (n – 25)(n – 1)
(n – 5)(n + 5)
(n + 5)(n + 5)
(n – 25)(n + 1)

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

(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.

Determine domain and range, largest open interval, and intervals which function is continuous.