Amir encoded a secret phrase using matrix multiplication.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

What additional information could be used to prove abc =mqr using sas? check all that apply.

(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.