For an event E, P(E) + P(Ē)= x, then the value of x³– 3 is

CBSE Maths Exam 2021-22 Term 1, question: For an event E, P(E) + P(Ē)= x, then the value of x³– 3 is

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Class 10 Maths Term 1 Exam, options for the question – For an event E, P(E) + P(Ē)= x, then the value of x³– 3 is

a) -2

b) 2

c) 1

d) -1

The correct answer is: -2