6.a) 3 – [(5 – 8) – (3 – 6)] =
6.b) 1 – (3 – [4 – (1 – 3)]) =
6.c) (2 + 7) – [5 – (6 – (10 – 4))] =
6.d) 13 – [8 – (6 – 3) – 4 · 3] : (–7) =
6.e) 5 · (8 – 3) – 4 · (2 – 7) – 5 · (1 – 6) =
6.f) 12 · (12 – 14) – 8 · (16 – 11) – 4 · (5 – 17) =
6.g) 18 – 40 : (5 + 4 – 1) – 36 : 12 =
6.h) 4 + 36 : 9 – 50 : (12 + (17 – 4)) =
6.i) 48 : [5 · 3 – 2 · (6 – 10) – 17] =
6.j) 3 · 4 – 15 : (12 + 4 · (2 – 7) + 5] =
ayuda es urgente para un examen
Respuestas
Respuesta: b 4
Explicación paso a paso:
3 – [(5 – 8) – (3 – 6)]
3-[-3-(-3)]
3[-3+3]
3±0
resultado = 3
1 – (3 – [4 – (1 – 3)])
1-(3-[4-(-2)])
1-(3[4+2])
1-(3+6)
1-(+9)
1-9
resultado = -8
(2 + 7) – [5 – (6 – (10 – 4))]
+9-[5-(6-(6))]
9-[5-(6-6)]
9-[5-(0)]
9-[5-0]
9-5
resultado= 4
13 – [8 – (6 – 3) – 4 · 3] : (–7)
13-[7-(3)-4.3] : -7
13-[7-3-4.3] : -7
13-[-0.3] : -7
13+.3:-7
13.3 : -7
resultado= -1.9
**no seguro
5 · (8 – 3) – 4 · (2 – 7) – 5 · (1 – 6)**
5.5-4.(-5)-5.(-4)
5.5+4.5+5.4
15.4 si es que es punto decimal
si es multiplicación
5.(5)-4.(-5)-5.(-4)
25+20-20
= 65
12 · (12 – 14) – 8 · (16 – 11) – 4 · (5 – 17)**
12.(-2)-8.5-4.(-12)
-12.2-8.5+4.12
=-16.58
si es multiplicación
12.(-2)-8.(5)-4.(-12)
-24-40-+48
-64+48
=16
18 – 40 : (5 + 4 – 1) – 36 : 12
18-40: (9-1) - 36: 12
18-40: 8-36 : 12
-22: -28: 12
=0.06547619047
4 + 36 : 9 – 50 : (12 + (17 – 4))
4+36: 9-50: (12+13)
4+36: 9-50: 25
40: 41: 25
= 0.03902439024
48 : [5 · 3 – 2 · (6 – 10) – 17]**
48: [5.3-2.(-4)-17]
48: [5.3+2.4-17]
48: [6.7-17]
48: -10.3
=−4.6601941747
o
48: [5.3-2.(-4)-17]
48: [15+8-17]
48: [23-17]
48: 6
=8
3 · 4 – 15 : (12 + 4 · (2 – 7) + 5]
12-15: (12+4.(-5)+5)
12-15: (12-20+5)
-3: (17-20)
-3: -3
=1