11x1 t16 02 definite integral (2011)

29
Properties Of Definite Integral

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Page 1: 11X1 T16 02 definite integral (2011)

Properties Of Definite Integral

Page 2: 11X1 T16 02 definite integral (2011)

Properties Of Definite Integral

b

a

b

a

nn

nxdxx

1 1

1

Page 3: 11X1 T16 02 definite integral (2011)

Properties Of Definite Integral

b

a

b

a

nn

nxdxx

1 1

1

b

a

b

adxxfkdxxkf 2 constantsfactoriseonly can

Page 4: 11X1 T16 02 definite integral (2011)

Properties Of Definite Integral

b

a

b

a

nn

nxdxx

1 1

1

b

a

b

adxxfkdxxkf 2 constantsfactoriseonly can

b

a

b

a

b

adxxgdxxfdxxgxf 3

Page 5: 11X1 T16 02 definite integral (2011)

Properties Of Definite Integral

b

a

b

a

nn

nxdxx

1 1

1

b

a

b

adxxfkdxxkf 2 constantsfactoriseonly can

b

a

b

a

b

adxxgdxxfdxxgxf 3

b

c

c

a

b

adxxfdxxfdxxf 4

Page 6: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5

Page 7: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

Page 8: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

Page 9: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6

Page 10: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6 bxaxgxf for if,

Page 11: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6 bxaxgxf for if,

a

b

b

adxxfdxxf7

Page 12: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6 bxaxgxf for if,

a

b

b

adxxfdxxf7

odd is if , 08 xfxfa

a

Page 13: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6 bxaxgxf for if,

a

b

b

adxxfdxxf7

odd is if , 08 xfxfa

a

even is if , 290

xfxfxfaa

a

Page 14: 11X1 T16 02 definite integral (2011)

b

a

ndxx 0 5 bxaxf for 0if,

bxaxf for 0if, 0

b

a

b

adxxgdxxf 6 bxaxgxf for if,

a

b

b

adxxfdxxf7

odd is if , 08 xfxfa

a

even is if , 290

xfxfxfaa

a

evenevenevenoddevenoddevenoddodd

NOTE

:

Page 15: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx

Page 16: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

Page 17: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

Page 18: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

5

0

3 dxxii

Page 19: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

5

0

31

dxx 5

0

3 dxxii

Page 20: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

5

0

31

dxx 5

0

3 dxxii5

0

34

43

x

Page 21: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

5

0

31

dxx 5

0

3 dxxii5

0

34

43

x

503

43 xx

Page 22: 11X1 T16 02 definite integral (2011)

e.g. (i) 2

1

26 dxx2

1

3

316

x

14

122 33

5

0

31

dxx 5

0

3 dxxii5

0

34

43

x

503

43 xx

4515

05543

3

3

Page 23: 11X1 T16 02 definite integral (2011)

2

2

5sin xdxiii

Page 24: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

2

2

5sin xdxiii

Page 25: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

1

1

23 12 dxxxxiv

2

2

5sin xdxiii

Page 26: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

1

1

23 12 dxxxxiv

2

2

5sin xdxiii

1

0

2 122 dxx

Page 27: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

1

1

23 12 dxxxxiv

2

2

5sin xdxiii

1

0

2 122 dxx1

0

3

322

xx

Page 28: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

1

1

23 12 dxxxxiv

2

2

5sin xdxiii

1

0

2 122 dxx1

0

3

322

xx

310

011322 3

Page 29: 11X1 T16 02 definite integral (2011)

function odd function odd 0 5

1

1

23 12 dxxxxiv

Exercise 11C; 1bce, 2adf, 3ab (i, iii), 4bcf, 5, 6ac, 7df, 8b, 12b, 13*

2

2

5sin xdxiii

1

0

2 122 dxx1

0

3

322

xx

310

011322 3