Page 1 problem set module 4 grade 4

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(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.

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction