Loading...
Blood group describes the type of blood a person has. It is a classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells. Blood types predict whether a serious reaction will occur in a blood transfusion. In a sample of 50 people, 21 had type O blood, 22 had type A, 5 had type B and rest had type AB blood group.
For an event E, P(E) + P(Ē) = x, then the value of x³ – 3 is
© 2026 PadhAiPro. This question is provided for educational purposes.