MCQ PracticeIf x 2 - √7x + 1 = 0, then what is the value of $${x^5} + frac{1}{{{x^5}}}?$$Subject: MathematicsTopic: AlgebraA19√7B25√7C27√7D21√7Correct Answer: APractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the