teh keng seng & loh cheng yee's additional mathematics (exercise 7e)

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Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/) 1 Solutions to Exercise 7E (p. 209) Teh Keng Seng and Loh Cheng Yee’s New Syllabus Additional Mathematics: 8 th Edition (Textbook) 1 ( ) 2 ( )( ) ( ) 3 4 ( ) 5 ( )( ) ( )

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Page 1: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

1

Solutions to Exercise 7E (p. 209) Teh Keng Seng and Loh Cheng Yee’s New Syllabus

Additional Mathematics: 8th Edition (Textbook)

1

( )

2

( )( )

( )

3

4

(

)

5

( )( )

( )

Page 2: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

2

6

7

( )

8

( )

(

)

9

10

Page 3: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

3

( )

11

( ) ( )

( ) ( )

( )

( )

( )

( )

12

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( )

( )

Page 4: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

4

13

(

) * (

)+

*

+

*√

+

*√

( )+

(√

)

[ ]

[ ]

14 ( ) ( )

15

16

( )

( )

( )

Page 5: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

5

( )

( )

( )

( )

( )

( )

( )

17

( )

( )( )

18.

19

( )

( ) (

)

( )

√ ( )

√ ( )

√ ( )

√ ( )

Page 6: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

6

( ) ( )

( )

( )

20

( ) ( )

( )

( )

21

( )

( )

Page 7: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

7

( )

22

( )

( )

( )

23

( )

( )

( )

( )

24

( )

( )

(

)

( )

Page 8: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

8

27

28

( ) (

)

(

)

(

)

29

( )

30

( )( )

Page 9: Teh Keng Seng & Loh Cheng Yee's Additional Mathematics (Exercise 7E)

Dr CK Lee’s Additional Mathematics Classes ( 91473612 or check out http://ascklee.org/)

9

For enquiries about Dr CK Lee’s Additional Mathematics Tutorials, email him at [email protected], or contact him at 91473612.