Find the value of .

MATHEMATICS · Single correct · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Find the value of sec⁡45∘\sec 45^{\circ}. (a) 22 (b) 12\dfrac{1}{\sqrt{2}} (c) 2\sqrt{2} (d) 23\dfrac{2}{\sqrt{3}}

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