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¡AHORA TE TOCA A TI!
1. Dado los siguientes intervalos A = < –7; 4]; B = <–3; 9> y C = [2; +¥ >; halla el resultado de las siguientes operaciones:
a) A È B b) A Ç C c) A – C d) B – A d) (C – B)’
2. Dado los intervalos A = <–3; 3]; B = <–2; 7> y C = < –¥; 3 >, halla (A Ç B) – C
3. Sabiendo que:
A = <– 7; 6] y B = < 2; 9 >;
A Ç B = < a/2; 3b], calcula: a + b
4. Dado:
A = {x / x Î [– 3; 0 [ }
B = {x Î R / – 3 < x ≤ 2}
C = {x Î R / – 4 < x < 4}
Halla: (C – B) Ç A
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