11.º ANO - 2023/2024

qa 1
9,3
_________________________________________________________________________________
qa 2
-rq(15)/4 e -1/4
_________________________________________________________________________________
qa 3
3/4
_________________________________________________________________________________
1.º TESTE
1. 17,8		2. D	3. A; 17pi/9	4. C; -2,42; -rq(7)/4	5. 3/4
6. D	7. [2,10]; C; 2+3rq(3); 8,7
_________________________________________________________________________________
qa 4
x=pi/2+pik/2 v x=-pi/12+pik v x=7pi/12+pik
_________________________________________________________________________________
qa 5
y=-2x/5+4/5 e 2,8
_________________________________________________________________________________
qa 6
154,65
_________________________________________________________________________________
2.º TESTE
1. B; 129	2. x=pi/2+pik; -1/3	3. -2pi/9 e 2pi/9	4. C	5. D; 46,7; -2x+2y-7z+1/2=0
6. C	7. B; y=x/3-14/3	8. 3/4; (-4,-2)		9. 36
_________________________________________________________________________________
qa 7
(-6,3,1) e (6,-3,-1)
_________________________________________________________________________________
qa 8
-2/9
_________________________________________________________________________________
qa 9
744
_________________________________________________________________________________
3.º TESTE
1. A	2. ordem 53; cresc.; [3,+inf[ e ]-inf,1]	3. B	4. 10-5n/3	5.215	6. x=7pi/12 v x=11pi/12
7. D	8. 1,58		9. -4/3; B; -4		10. D; 3rq(6)
_________________________________________________________________________________
qa 10
256(5/2)^n
_________________________________________________________________________________
qa 11
0 e -4/3
_________________________________________________________________________________
qa 12
]-inf,-4/3]U]1,4[
_________________________________________________________________________________
4.º TESTE
1. 5; ]-inf,11/4]U]3,+inf[	2. D; x=7/4; ]-inf;-2,60]U[0,38;4]	3.C; (0,4,-3)	4. 7
5. C; -6	6. 39	7. B	8. 5/4		9. B
_________________________________________________________________________________
qa 13
Não existe
_________________________________________________________________________________
Mini teste
1. 0,58		2. 1/7; 1/6	3. +inf
4. 18/5		5. y=2x+5
_________________________________________________________________________________