58%
A group of students were given a spelling test. The table shows their marks. Mark Frequency 6 5 4 a) Work out the range of the marks. 7 8 7 b) How many students are in the group? 9 10 10 4 c) Work out the mean mark of the group. what is the mean
1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)