MCQ PracticeIf $${x^4} + frac{1}{{{x^4}}} = 14159,$$ then the value of $$x + frac{1}{x}$$ is:Subject: MathematicsTopic: AlgebraA9B12C10D11Correct Answer: DPractice QuizBack to MCQsRelated MCQsWhere is the grave of Hazrat Shoaib (A.S)?Where is the grave of Hazrat Haroon (A.S)?Where is the grave of Hazrat Dawood (A.S)?