8/13/2019 Chapter 3 Sets(4)_4B
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Name:___________ Teacher: WL Cheng Class : 4B
Lesson No.:9
Sekolah Menengah Seri Omega Date : 1!"!#9Time : 9."# $ 1#.%#
S&'(ect: Mathematics
Cha)ter:%
To)ic: Sets *4+
S&',to)ic: O)erations on Sets
3.3c Combined Operations on Sets
Notes:-
1. Combined operations in-ol-e 'oth the
intersection an union o/ sets an the
complement o/ sets.
". When consiering com'ine or mi0e
o)erations the /ollo2ing g&ielines are
im)ortant.
*a+ 3er/orm o)erations /rom left to right. *'+ / there are brackets,)er/orm o)erations
2ithin them /irst then )er/orm o)erations
/rom le/t to right.
50ercise %.%c
1. 6 s&r-e7 in-ol-ing 1## college st&entsre-eale that e-er7 st&ent o2ne either a
car a raio or 'oth. t 2as /o&n that 8#
o2ne cars an 4 o2ne raios.
*a+ Dra2 a enn iagram to ill&strate the a'o-e in/ormation.
*'+ ;o2 man7 st&ents o2ne 'oth a car an
a raio