$$[K : \mathbb{Q}] = 2$$
\forall q \in \mathbb{Q}:[br] [br]$\mathbb{Q}(q\theta) = \mathbb{Q}(\theta)$[br]$\mathbb{Q}(q + \theta) = \mathbb{Q}(\theta)$[br] [br]
$$[K : \mathbb{Q}] = 2$$
\forall q \in \mathbb{Q} - \{0\}[br]$$\theta \neq \phi + q$$ [br]
\forall q \in \mathbb{Q} -\{1\}[br]$$ \theta \neq q \phi $$
$$[K : \mathbb{Q}] = 2$$
\forall q \in \mathbb{Q}:[br] [br]$\mathbb{Q}(q\theta) = \mathbb{Q}(\theta)$[br]$\mathbb{Q}(q + \theta) = \mathbb{Q}(\theta)$[br] [br]
$$[K : \mathbb{Q}] = 2$$
\forall q \in \mathbb{Q} - \{0\}[br]$$\theta \neq \phi + q$$ [br]
\forall q \in \mathbb{Q} -\{1\}[br]$$ \theta \neq q \phi $$
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Last reply 4 days ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71