MCQ PracticeIf x + (1)/(x) = 2 then x^2 + frac1x^2 is equal to?Subject: MathematicsTopic: AlgebraA0B2C4D8Correct Answer: BPractice 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