Question: Find cosine StartFraction x Over 2 EndFraction comma given that cosine x equals one fourth and 0less thanxless thanStartFraction pi Over 2 EndFraction.Question content area

Find cosine StartFraction x Over 2 EndFraction comma given that cosine x equals one fourth and 0less thanxless thanStartFraction pi Over 2 EndFraction.Question content area bottomPart 1A.StartFraction StartRoot 10 EndRoot Over 4 EndFractionStartFraction StartRoot 10 EndRoot Over 4 EndFractionB.StartFraction StartRoot 6 EndRoot Over 4 EndFractionStartFraction StartRoot 6 EndRoot Over 4 EndFractionC.StartFraction StartRoot 8 plus 2 StartRoot 15 EndRoot EndRoot Over 4 EndFractionStartFraction StartRoot 8 plus 2 StartRoot 15 EndRoot EndRoot Over 4 EndFractionD.StartFraction StartRoot 8 minus 2 StartRoot 15 EndRoot EndRoot Over 4 EndFractionStartFraction StartRoot 8 minus 2 StartRoot 15 EndRoot EndRoot Over 4 EndFraction

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