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2_Computer Science Grade 10 Logical operations Data repr presentation 1 variant.pptx
Logical operations (disjunction, conjunction, inversion) 1 lesson
10.2.2.1 use logical operations (disjunction, conjunction, inversion)
Work in pair
Logic function | Designation | Actions performed | Truth table |
Logical negation - inversion | |||
Boolean multiplication - conjunction | |||
Logical addition - disjunction | |||
Individual work
Task 1: Write down the saying “if an apple is green or small, then it is solid”, using the signs of logical operations.
Task 2: Formulate complex statements according to the given formula:
where, and - it rains;
B - walk is canceled;
C - I'm dredged;
D - I will stay at home;
Determine the result of a logical expression for the given parameters
¬ (¬B & ¬C) U ¬ (¬A & ¬C), with A = 1, B = 1, C = 0.
Individual work
1. If there is no wind, then there will be cloudy weather without rain.
2. If it rains, it will be cloudy and without wind.
3. If it is cloudy, it will rain and there will be no wind.
So what will the weather be like tomorrow?
Select simple statements and write them in variables:
A - “There is no wind”
B - "Overcast"
C - “Rain”
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