MCQ PracticeIf (a + 4) 3 = a 3 + 12a 2 + ka + 64, then what is the value of k?Subject: MathematicsTopic: AlgebraA45B46C47D48Correct 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