MCQ PracticeIf fracabtext+ fracbatext= 2, then the value of (a - b) is =?Subject: MathematicsTopic: SimplificationA1B2C-1D0Correct Answer: DPractice 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