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Recent questions tagged moderate

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GO Classes CS Test Series 2025 | Discrete Mathematics | Topic Wise Test 1 | Question: 6
Suppose $P(x, y)$ is some binary predicate defined on a very small domain of discourse: just the integers $1,2,3$, and $4.$ For each of the $16$ pairs of these numbers, $...
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GO Classes CS Test Series 2025 | Discrete Mathematics | Topic Wise Test 1 | Question: 7
Let $P(x)$ and $Q(x)$ be predicates and let $D$ denote the domain of the predicate variable $x$. Consider the following universal conditional statement,$$\forall x \in D,...
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GO Classes CS Test Series 2025 | Discrete Mathematics | Topic Wise Test 1 | Question: 8
Let $P(x), Q(x), R(x)$ and $S(x)$ denote the following predicates with domain $\mathbb{Z}$ :$$\begin{aligned}& P(x): x^2-x-12=0, \\& Q(x): x \text { is odd, } \\& R(x): x...
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