GuíA N°4 De Ejercicios Psu De MatemáTica Conjuntos NuméRicos

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    GuíA N°4 De Ejercicios Psu De MatemáTica Conjuntos NuméRicos - Presentation Transcript

    1. Oliver Rodrigo Henríquez Aracena Preparación PSU De Matemática www.esnips.com/user/oliverclases Guía N°4 De Ejercicios PSU De Matemática Conjuntos Numéricos 1.- Resuelva los siguientes ejercicios a) 12 · 20 – 12 ·15 = b) -9 · 3 + 5 · 3 – 2 · 3 = c) 6 · 8 - 6 · 10 + 6 · 5 – 6 · 4 = d) 7 · 13 – 7 = e) 10 · (6 – 12) = f) (-7) · (-5 + 8) = g) (3 + 5) · (-6) = 2.- Calcula para a = –1 y b = 2. a) 3 · (a – b) = b) 3 · (a + b) = c) 3 · [-a – (b – a)] = d) (–2) (a – 2b) = 3.- Hallar el valor del facto x para que se verifique la igualdad: a) 3 x = –24; x = b) (-5) x = -100; x = c) 11 x = -33; x = http://oliver-clases.blogspot.com http://henry-clasesparticularesdematematica.blogspot.com Oliver_clases@hotmail.com www.fotolog.com/oliver_clases 77906829 / 89461103 http://oliverthenry-clases.spaces.live.com http://oliver-clases-psu.blogspot.com
    2. Oliver Rodrigo Henríquez Aracena Preparación PSU De Matemática www.esnips.com/user/oliverclases 4.- Efectúa las siguientes operaciones: a) [–(3 – 7) + (5 – 9) (–3)] : [2 (–3 – 1) + 12] = b) [3 · (–5 + 2) – 7(4 – 5)] : [5 (-14 + 13) – 4 (7 – 9) – 1] = c) (-1) [18 – (-15)] : (-11) = d) [–(2 – 5) + (–3) (–2 + 3)] : [(–5) (6 + 3) – 4 = e) (6a + 18) : 3 = http://oliver-clases.blogspot.com http://henry-clasesparticularesdematematica.blogspot.com Oliver_clases@hotmail.com www.fotolog.com/oliver_clases 77906829 / 89461103 http://oliverthenry-clases.spaces.live.com http://oliver-clases-psu.blogspot.com
    3. Oliver Rodrigo Henríquez Aracena Preparación PSU De Matemática www.esnips.com/user/oliverclases f) (6a + 18) : (-3) = g) (2a – 8) : 2 = h) (2a – 8) : (-2) = i) (45a + 15b – 12) : 3 = j) (45a + 15b – 12) : (-3) = http://oliver-clases.blogspot.com http://henry-clasesparticularesdematematica.blogspot.com Oliver_clases@hotmail.com www.fotolog.com/oliver_clases 77906829 / 89461103 http://oliverthenry-clases.spaces.live.com http://oliver-clases-psu.blogspot.com
    4. Oliver Rodrigo Henríquez Aracena Preparación PSU De Matemática www.esnips.com/user/oliverclases 5.- Resuelve según corresponda: a) (+8) = b) (-6) = c) +0 = d) -0 = e) +(+7) = f) -(+4) = g) -(-9) = h) (-5) + (+9) = i) (-8) + (-8) = j) (+4) – (+6) = k) (+6) – (-8) = 6.- Efectúa los siguientes productos de números enteros. a) (+5) · (+1) = b) (-2) · (+1) = c) (+3) · (-4) = d) (+5) · 0 = h) 0 · (-8) = e) (-10) · (-10) = f) (+1) · (+1) = l) (-1) · (-1) = g) (-1) · (+1) = n) 0 · 0 = h) (-5) · (-8) · (-6) = i) (-2) · (-5) · (-1) = j) 3 · 5 · (-4) · (-2) = k) (-1) · 1 · (-1) · 1 · (-1) = l) (-8) · 10 · (-100) · (-10) = m) 6 · (-4) · (-2) · (-5) · 3 = n) (-1) · 2 · 3 · (-4) · 5 = o) 6 · (-3) · (-2) · 3 · 2 = p) (+1) · (-5) = q) (-3) · (-8) = r) (+10) · (-100) = s) (-4) · (+3) = http://oliver-clases.blogspot.com http://henry-clasesparticularesdematematica.blogspot.com Oliver_clases@hotmail.com www.fotolog.com/oliver_clases 77906829 / 89461103 http://oliverthenry-clases.spaces.live.com http://oliver-clases-psu.blogspot.com
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