suudame96 suudame96
  • 24-12-2023
  • Mathematics
contestada

If n(A)=7,n(B)=4,and n(AnB)=2, then find n(AuB)

Respuesta :

musemaselman0 musemaselman0
  • 24-12-2023

Answer:

9

Step-by-step explanation:

n(A)+n(B)-n(AnB)=n(AuB); let x=n(AuB)

7+4-2=x

7+2=x

x=9

Hope that helps

Answer Link

Otras preguntas

should the object be measured in grams or in kilograms? a feather a bulldog a television a penny
which expression stands for 32 more than a number d
analogies, allow:permit::find:
A golf ball is dropped from rest from a height of 9.5m.  It hits the pavement then bounces back up rising  just 5.7 m before falling back down again.  A boy the
I have this sentence that I have to rewrite using a possessive nounThe swimming pool at the athletic center. Please help
Sylvan withdrew 2/5 of the amount in his savings account, and spent 7/10 of that money.  What fraction of his total savings does he still have?
Doing monomials. How do you do this one?
If (-3, y) lies on the graph of y = (1/2)x, then y =
A golf ball is dropped from rest from a height of 9.5m.  It hits the pavement then bounces back up rising  just 5.7 m before falling back down again.  A boy the
A 100 centimeter stick broke into 3 pieces one piece was 7 centimeters long and another was 34 centimeters long how long was the third piece