The graph of a system of inequalities is shown. Which system is represented by the graph?
у
2
-6 -5 -3 -2 -1
O
y> 2x
x + 2y = -8
yz 2x
x + 2y <-8
O
y < 2x
x + 2y 2-8
ys 2x
x + 2y >-8
2 3 x
-2
3
-5
-6
u7
-8

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

Write the equation in logarithmic form e^x=403.429

(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.