MCQ PracticeIf (a + frac1a) = 6, then (a^4 + frac1a^4) =?Subject: MathematicsTopic: SimplificationA1154B1158C1160D1164Correct 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