Your Practice Set – Applications and Interpretation for IBDP Mathematics
SUMMARY POINTs
� Semi-log model : x
1 . y � k �a � ln y � ( ln a) x � ln k : Semi-log model 2 . ln a : Gradient of the straight line graph on ln yx - plane 3 . ln k : Vertical intercept of the straight line graph on ln yx - plane
� Semi-log and log-log models : n
1 . y � k � x � ln y � nln x � ln k : Log-log model 2 . n : Gradient of the straight line graph on ln y-ln
x plane 3 . ln k : Vertical intercept of the straight line graph on ln y-ln
x plane
Solutions of Chapter 2
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