Page 25 - ADVANCED MATH F.5

Form Five Form Five

Answers to Exercise 2.1

1. a, b, c, e. (b) p q r s
T T T T
2. (a) Simple statement T T T F
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(b) Compound statement T T F T
(c) Simple statement T T F F
(e) Compound statement T F T T
T
F
T
F
T F F T
3. (a) p q r T F F F
T T T
T T F F T T T
T F T F T T F
T F F F T F T
F T T F T F F
F T F F F T T
F F T F F T F
F F F F F F T
F F F F
4. (a) Pili is a woman.
(b) It is not raining now.
(c) Tanzanian’s do not maintain their good culture.
(d) Summer does not come after spring.
(e) Industries are not friendly to the environment.
(f) Tomorrow is not Saturday.

Logical connectives

Teaching steps
1. Develop hands on activities that can be used to assist students
to identify logical connectives, including conjunction,
disjunction, conditional (implication), and biconditional
(double implications) using the truth Tables 2.3, 2.4, and 2.5.

2. Assist students through discussion if necessary to relate the
truth values as T = 1 and F = 0. Also, assist them to relate
logical connectives as:

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Mathematics for Advanced Secondary Schools

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