MCQ PracticeIf pq(p + q) = 1, then the value of frac1p^3q^3 - p^3 - q^3, is equal to?Subject: MathematicsTopic: AlgebraA1B2C3D4Correct Answer: CPractice 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