MCQ PracticeIf x + (1)/(x) = 1, then the value of fracx^2 + 3x + 1x^2 + 7x + 1 is?Subject: MathematicsTopic: AlgebraA(1)/(2)B(3)/(7)C2D3Correct 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