Calculate the numerical value of the expression F = 1- ^ 2 30^ ^ 2 30^

MATHEMATICS · Subjective · GCSE · Further Mathematics · Geometry and Trigonometry · Geometry and Trigonometry

Problem

Calculate the numerical value of the expression F=1−sin⁡230∘cos⁡230∘.F = \frac{1-\sin^{2}30^{\circ}}{\cos^{2}30^{\circ}}. Show all necessary steps in your working.

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