MCQ PracticeIf a = -12, b = -6 and c = 18, then what is the value of frac2textabc9.Subject: MathematicsTopic: SimplificationA554B288C272D144Correct 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