NOTES
EX 1~3
EX 4~6
summary
EX 8
EX 10~14
Past YearÂ
Q 11
OPTIMISATION PROBLEM (suggestion: watch according to this sequence)
Q9~Q 11
Q13 (a)
RATE OF CHANGE (suggestion: watch according to this sequence)
Q1
Q 13
Q 12
Q 10