concavity and inflection points the second derivative will show where a function is concave up or...

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Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

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Page 1: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Page 2: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Concave up – this occurs as the slope of the tangent line increases

Page 3: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Concave up – this occurs as the slope of the tangent line increases

- As you can see, as I move from LEFT to RIGHT, the tangent line goes from a ( - ) value to a ( + ) value…

Page 4: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Concave up – this occurs as the slope of the tangent line increases

- As you can see, as I move from LEFT to RIGHT, the tangent line goes from a ( - ) value to a ( + ) value…

Concave down – this occurs as the slope of the tangent line decreases

- As you can see, as I move from LEFT to RIGHT, the tangent line goes from a ( + ) value to a ( - ) value…

Page 5: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Concave up – this occurs as the slope of the tangent line increases

Concave down – this occurs as the slope of the tangent line decreases

Page 6: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Concave up – this occurs as the slope of the tangent line increases

Concave down – this occurs as the slope of the tangent line decreases

Page 7: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Inflection Point – occur where a graph changes from concave up to concave down, or vice versa

Page 8: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Inflection Point – occur where a graph changes from concave up to concave down, or vice versa

Page 9: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points.

Inflection Point – will occur where a graph changes from concave up to concave down, or vice versa

Inflection point

Page 10: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

Page 11: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

Page 12: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

Page 13: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

0 1

Page 14: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

0 1

Page 15: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

Page 16: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

- place on number line

Page 17: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

Page 18: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals Concave up

CU

Page 19: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals Concave up

CU

Concave up

CU

Page 20: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals Concave up

CU

Concave up

CU

Concave down

CD

Page 21: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals Concave up

CU

Concave up

CU

Concave down

CD

Concave down

CD

Page 22: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

Page 23: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

Page 24: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

Page 25: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

Page 26: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

- place on number line

** yes, it is possible that a critical point will also be an inflection point

Page 27: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

Page 28: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

CU

Concave up

Page 29: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

CU

Concave up

Concave down

CD

Page 30: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

CU

Concave up

Concave down

CD

Concave up

CU

Page 31: Concavity and Inflection Points The second derivative will show where a function is concave up or concave down. It is also used to locate inflection points

Concavity and Inflection Points

2. Set up your intervals

CU

Concave up

Concave down

CD

Concave up

CU

Concave up

CU