Ragtag leadership presentation - BarCamp Auckland 2010Simon Young
I launched my not-yet-written book, Ragtag Leadership, at BarCamp Auckland on July 17, 2010. Got some great feedback from some smart people that will help shape the book. You can do so too at www.ragtagleadership.com.
Una serie de diapositivas con comentarios acerca de la contaminacion, el calentamiento global.
Ojala muchismas personas hicieran difusion a este tema para el cambio de conciencia.
Improving audience engagement in your ILTA 2011 conference sessionsPeter Buck
Peter Buck and Meredith Williams introduced themes and topics for ILTA 2011, including the Bar Camp format for Thursday August 25, 2011 @ ILTA. Peter Buck focused on how to define presentation topics using a simple grid.
Ragtag leadership presentation - BarCamp Auckland 2010Simon Young
I launched my not-yet-written book, Ragtag Leadership, at BarCamp Auckland on July 17, 2010. Got some great feedback from some smart people that will help shape the book. You can do so too at www.ragtagleadership.com.
Una serie de diapositivas con comentarios acerca de la contaminacion, el calentamiento global.
Ojala muchismas personas hicieran difusion a este tema para el cambio de conciencia.
Improving audience engagement in your ILTA 2011 conference sessionsPeter Buck
Peter Buck and Meredith Williams introduced themes and topics for ILTA 2011, including the Bar Camp format for Thursday August 25, 2011 @ ILTA. Peter Buck focused on how to define presentation topics using a simple grid.
How nonprofits can build more community engagement by using a social media strategy based on Nonprofit Marketing Guide's Three Gs: Be Genuine, Generous, and Grateful.
This version was presented at the Philanthropy Midw
1. Trigonometria –
Funções seno e cosseno
Aula 1
1. a) f ( x ) = − sen x
x
− sen x
0
π
2
π
3π
2
2π
0
−1
0
1
0
f(x)
1
_
2p
_
3p
_
2
_ p __
p
2
p
_
2
0
p
3p
_
2
2p
x
_1
b) f ( x ) = − cos x
x
− cos x
0
π
2
−1
π
3π
2
1
0
2π
0
−1
f(x)
1
_
_
3p
_
2
2p
_p
__
p
2
p
_
2
0
_1
1.1
em21.202
p
3p
_
2
2p
x
2. c) f ( x ) = | sen x |
⎧sen x , se sen x ≥ 0 (0 ≤ x ≤ π )
f (x ) = ⎨
⎩ − sen x , se sen x < 0 ( π < x < 2π )
x
sen x
x
− sen x
0
π
2
0
π
3π
2
0
1
π
0
1
2π
0
f(x)
1
_
_
3p
_
2
2p
_p
__
p
2
p
_
2
0
p
3p
_
2
2p
x
d) f ( x ) = sen | x |
⎧sen x , se x ≥ 0
⎧sen x , se x ≥ 0
f (x ) = ⎨
⇒ f (x ) = ⎨
⎩ − sen x , se x < 0
⎩sen( −x ), se x < 0
− sen x
x
sen x
−1
0
0
−π
0
π
2
1
π
2
1
π
0
3π
2
−1
x
3π
2
−
−
f(x)
1
_ 2p
_
3p
__
2
_p
_p
_
0
2
_1
2.2
em21.202
p
_
2
p
3p
__
2
2p
x
3. e) f ( x ) = 3 cos x
x
0
π
2
cos x 3 cos x
1
3
0
0
π
3π
2
−1
−3
0
0
2π
1
3
f(x)
3
_ 2p _ 3p
__
2
_p
__
p
p
_
2
0
2
_
3
f) f ( x ) = 2 + cos x
x
cos x 2 + cos x
0
π
2
1
3
0
2
π
3π
2
−1
1
0
2
2π
1
3
3.3
em21.202
p
3p
__
2
2p
x
4. f(x)
3
1
_p
_ 2p
p
0
2p
x
π⎞
⎛
2. a) f ( x ) = sen⎜ x + ⎟
⎝
2⎠
x
−2π
3π
2
−
−π
−
π
2
3π
−
2
2π
= π
2
π
−
2
π⎞
⎛
sen⎜ x + ⎟
⎝
2⎠
0
0
π
2
1
x +
π
2
0
π
2
π
3π
2
2π
1
0
−1
2π
= π
2
3π
2
4π
= 2π
2
5π
2
0
−1
0
1
f(x)
1
_ 2p _ 3p
_
2
_p
__
p
2
0
p
_
2
_1
4.4
em21.202
p
3p
_
2
2p
x
5. π⎞
⎛
b) g ( x ) = cos⎜ x − ⎟
⎝
2⎠
π
2
5π
−
2
4π
−
= −2 π
2
3π
−
2
2π
−
= −π
2
π
−
2
π⎞
⎛
cos⎜ x − ⎟
⎝
2⎠
π
2
0
1
π
π
2
0
x −
x
−2π
3π
2
−
−π
−
π
2
0
3π
2
2π
0
1
0
−1
0
2π
= π
2
3π
2
−1
0
g(x)
1
_ 2p
_ 3p
_
2
_p
__
p
2
0
_1
5.5
em21.202
p
_
2
p
3p
_
2
2p
x