Artie ate 15 1
5
of a box of cereal last week and 15
1
5
of a box more this week than last week. How much of Artie’s box of cereal is left?
Enter your answer in the boxes.

In which form is the following function written? y = - 2(x – 3)(x + 5)

A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle