MCQ PracticeIf a - b = 4 and a 3 - b 3 = 88, then find the value of a 2 - b 2 .Subject: MathematicsTopic: AlgebraA6√6B9√6C7√6D8√6Correct 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