2018 guia admision_preparatoria

GUIA DE ESTUDIOS PARA EXAMEN DE
ADMISIÓN AL BACHILLERATO
CICLO ESCOLAR 2018-2019

16



𝐿 = (2)(30)(3.14) = 1.884
(1.884)(10) = 18.84

17






2) −
4
3
𝑎5
𝑏8
+
2𝑐
7𝑑4
−
4
3
𝑦
2
7
𝑐
𝑑4

18
−
2
11
(𝑥3
𝑦3)4
5√𝑎7
−
4
3
𝑥3
𝑦𝑧2
𝑧 =
1
2
−
4
3
(−1)3
9 (
1
2
)
2
3

21
1001
4
p
2
p
pp 
1001
4
p
2
p
p 
1001
4/1
p
2/1
p
p 
1001p4p2pp 
1001
4/1
p
2/1
p
pp 

23





a
b
𝑎
𝑏
=
𝑐
𝑑
, 𝑎: 𝑏 ∷ 𝑐: 𝑑
4
2
=
12
6
, 9: 24 ∷ 18: 48
7
3
=
𝑥
4

25
1600𝑔𝑟
2200𝑔𝑟
=
$196.00
𝑥
$
LECHE
(gramos)
$
$ $
$

26
𝑥 =
(2200𝑔𝑟)($196.00)
1600𝑔𝑟
𝑥 = $269.50
$2300.00
𝑥
=
100%
20%
𝑥 =
($2,300.00)(20%)
100%
𝑥 = 460.00
$2,300.00 − $460.00 = $1840.00
1𝑐𝑚
13𝑐𝑚
=
5𝑘𝑚
𝑥
𝑥 =
(13𝑐𝑚)(5𝑘𝑚)
1𝑐𝑚
𝑥 = 65𝑘𝑚

27
25 𝑎𝑙𝑢𝑚𝑛𝑜𝑠 → $300.00
20 𝑎𝑙𝑢𝑚𝑛𝑜𝑠 → 𝑥
20 𝑎𝑙𝑢𝑚𝑛𝑜𝑠
25 𝑎𝑙𝑢𝑚𝑛𝑜𝑠
=
$300.00
𝑥
𝑥 =
(25 𝑎𝑙𝑢𝑚𝑛𝑜𝑠)($300.00)
(20 𝑎𝑙𝑢𝑚𝑛𝑜𝑠)
𝑥 = $375.00
3 𝑓𝑢𝑔𝑎𝑠 → 4 𝑑í𝑎𝑠 → 4,000 𝑙𝑖𝑡𝑟𝑜𝑠
6 𝑓𝑢𝑔𝑎𝑠 → 5 𝑑í𝑎𝑠 → 𝑥

28
(
3 𝑓𝑢𝑔𝑎𝑠
6 𝑓𝑢𝑔𝑎𝑠
) (
4 𝑑í𝑎𝑠
5 𝑑í𝑎𝑠
) =
4,000 𝑙𝑖𝑡𝑟𝑜𝑠
𝑥
12
30
=
4,000 𝑙𝑖𝑡𝑟𝑜𝑠
𝑥
𝑥 = 10,000 𝑙𝑖𝑡𝑜𝑠
(100)(200−160)
200
= 20

29
𝑚 =
𝑦2 − 𝑦1
𝑥2 − 𝑥1
𝑚 =
480 − 240
4 − 2
= 120

32
(3𝑥)(−𝑥2
)
−3𝑥3
(2𝑥)(3 − 𝑥2
)
(2𝑥)(3) + (2𝑥)(−𝑥2)
6𝑥 − 2𝑥3
(5𝑥 − 𝑦)(3𝑦 − 𝑥)
(5𝑥)(3𝑦) + (5𝑥)(−𝑥) + (−𝑦)(3𝑦) + (−𝑦)(−𝑥)
15𝑥𝑦 − 5𝑥2
− 3𝑦2
+ 𝑥𝑦

33
16𝑥𝑦 − 5𝑥2
− 3𝑦2
𝑎2+4𝑎+4
2
𝑎2+5𝑎+8
2
𝑎2+5𝑎+5
2
𝑎2+5𝑎+4
2
x
y
y
x
a+1
a+4

39





1
𝑎
(𝑎𝑥) =
1
𝑎
(−𝑏)
𝑥 = −
𝑏
𝑎

41
𝑥 =
96
3
= 32
𝑎 ≠ 0

42


𝑥 =
±𝑏√𝑏2 − 4𝑎𝑐
2𝑎




43
𝑥 =
−7 ± √72 − 4(1)(10)
2(1)
=
−7 ± √49 − 40
2
=
−7 ± √9
2
=
−7 ± 3
2
𝑥1 =
−7 + 3
2
=
−4
2
= −2
𝑥2 =
−7 − 3
2
=
−10
2
= −5



46
{
𝑥 + 𝑦 = 25
𝑥𝑦 = 127
} 𝑥(25 − 𝑥) = 144,
𝑥2
− 25𝑥 + 144 = 0 𝑥1 = 9 𝑦 𝑥2=16

47




o
o
o
o
o
o

48
04.113
360
º90)12(
360
22
sec 




r
A tor



49
4 m
3.5 m
4.5 m
3 m
24 √3 𝑚
24 √2 𝑚
𝑠𝑒𝑛 𝜃 =
𝐶𝑂
𝐻
∴ 𝐻 =
𝐶𝑂
𝑠𝑒𝑛 𝜃
=
12
𝑠𝑒𝑛 60
=
12
√3
2
= 24√3 𝑚

51
0%
10%
20%
30%
10 9 8 7 6
10%
20%
30%25%
15%
0%
10%
20%
30%
10 9 8 7 6
0%
10%
20%
30%
10 9 8 7 6
0%
10%
20%
30%
10 9 8 7 6

53
9
5
18
7
18
11
9
4
27
90
+
23
90
=
50
90
=
5
9

56
Narrativos
( y novela)
Expositivos
(divulgación
científica e
informativos)
Argumentativos
(ensayos, artículos
de opinión)

60










88
110 cm
110√3
110
√3
55
latas

89
661𝑥 − 100𝑥2
+ 4𝑥3
616 − 100𝑥 + 4𝑥2
28𝑥 − 4𝑥2
5 − 12𝑥 − 4𝑥2

93
𝜋
2
4
3
𝜋
3
2
𝜋
3
4
𝜋

95
2𝑥2
+ 5𝑥 − 12
3𝑥 + 1
2𝑥2
− 11𝑥 − 12
6𝑥 + 2

96
𝜋 = 3.14
78.5 m2
80.5 m2
82.5 m2
84.5 m2

98
𝑦 = 3𝑥 + 7 𝒙
𝒚,

99
√29𝑚
2√29𝑚
29m
58m

2018 guia admision_preparatoria

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