Trigonometria e Produto Escalar
March 6, 2023 | Author: Anonymous | Category: N/A
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()
Nome_______________________ Data __/12/2013
P 10
, 1 12,
( ). S . D , . , M, 1. N , 1 . A , , 1 , ,
d (t ) =
π t 30
7 + 5sen
D 1
. E , ∈ [0, 75] . I
, M . ) = 9,5 , ∈ [0, 75] . I, , R ( ) M 9,5 , .
C . S
2 4 ; O P
ABCD ;
BC , , BAP. BAP . M PCD A() = 4 2 .
PCD 2. D S
− ∈ 0, 0, . D
PCD = α
N , ,
ℎ 3 +2 + 2 . A
∈0, 24. . A O A ? A , . S ( ),
, , 4 . E ?
3
Matemática A | 11º Ano | 2013/2014
R ( ,
):E 3 ? P ( ( ) ./B ./ B P
C .. O . S •
P Q ;
•
;
•
A O O P;
•
R
.
C RS, P. I S () α α () 1 α
() α α
() 1 + α
2
x ) − 3 + (2 − sen(2x )) . C , ... f (x ) = cos 2 (2
(2x ) . M f (x ) = 2 − 4sen D: .
7 π 5π C 2 f − 3f .
12
4
= R x∈
S
S
π sen − 2
3
4
∧ α ∈ 0, 2
;
π
2 2
: f(x) = 2+2
2
.
π , f (α ).
‖‖ 1 , 2 + 4 . − + () 1
+ 2α =
π
() −2
() 2
() 1
∈
+
∈
C (2 (2,) (− (− ,), IR IR 0. O
() 0
()
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