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Calculus Rules
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11X1 T09 05 product rule (2010)

Jul 08, 2015

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Nigel Simmons
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Page 1: 11X1 T09 05 product rule (2010)

Calculus Rules

Page 2: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule d uv uv vu

dx

Page 3: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

d uv uv vudx

Page 4: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

d uv uv vudx

Page 5: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

d uv uv vudx

Page 6: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

d uv uv vudx

Page 7: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

d uv uv vudx

15 616 42x x

Page 8: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

d uv uv vudx

15 616 42x x

Page 9: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

d uv uv vudx

15 616 42x x

Page 10: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

d uv uv vudx

15 616 42x x

Page 11: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

d uv uv vudx

15 616 42x x 4 7x

Page 12: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

7 3 2 3 7diii x x xdx

d uv uv vudx

15 616 42x x 4 7x

Page 13: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

7 3 2 3 7diii x x xdx

7 3 2 6 26 3 7 7 3x x x x x x

d uv uv vudx

15 616 42x x 4 7x

Page 14: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

7 3 2 3 7diii x x xdx

7 3 2 6 26 3 7 7 3x x x x x x 8 4 8 4 6 26 6 21 9 49 21x x x x x x

d uv uv vudx

15 616 42x x 4 7x

Page 15: 11X1 T09 05 product rule (2010)

Calculus Rules2. Product Rule

“Write down the FIRST and DIFF the SECOND, PLUS write down the SECOND and DIFF the FIRST”

7 9e.g. 6i y x x

7 8 9 69 6 7dy x x x xdx

15 15 69 7 42x x x

2 2 3ii y x x

2 2 2 3 1dy x xdx

2 4 2 3x x

7 3 2 3 7diii x x xdx

7 3 2 6 26 3 7 7 3x x x x x x 8 4 8 4 6 26 6 21 9 49 21x x x x x x

d uv uv vudx

15 616 42x x 4 7x

8 6 4 227 49 15 21x x x x

Page 16: 11X1 T09 05 product rule (2010)

52 3 4iv y x x

Page 17: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

Page 18: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

4 52 2 230 4 3 4x x x

Page 19: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

Page 20: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

Page 21: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

Page 22: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

Page 23: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

Page 24: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

Page 25: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

1 12 22 2 1 2 2 1x x x

Page 26: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

1 12 22 2 1 2 2 1x x x

122 2 1 2 1x x x

Page 27: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

1 12 22 2 1 2 2 1x x x

122 2 1 2 1x x x

122 2 1 3 1x x

Page 28: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

1 12 22 2 1 2 2 1x x x

122 2 1 2 1x x x

122 2 1 3 1x x

2 3 12 1xdy

dx x

Page 29: 11X1 T09 05 product rule (2010)

4 52 23 5 4 2 4 3dy x x x xdx

52 3 4iv y x x

2 2 1v y x x

1 12 2

12 2 1 2 2 1 22

dy x x xdx

Exercise 7F; 1ac, 2bdf,3a, 4ad, 5, 6ac,

7, 9, 13a*

4 52 2 230 4 3 4x x x

42 2 24 30 3 4x x x

42 24 33 12x x

42 23 4 11 4x x

122 2 1x x

1 12 22 2 1 2 2 1x x x

122 2 1 2 1x x x

122 2 1 3 1x x

2 3 12 1xdy

dx x