Question

let a pair of dice thrown . if the sum is 6. find probability that if P(A)=a P(B)=b show that P(A/B)= a+b-1/b​

Answer 1

Answer:

21

Step-by-step explanation:

Given, P(A)=1/4,P(B)=1/3

P(A∪B)=1/2

P(A∩B)=P(A)+P(B)−P(A∪B)

=

4

1

+

3

1

−

2

1

=

12

1

⇒P(A)P(B)=

4

1

×13=

2

1