mschwartz1901 mschwartz1901
  • 24-09-2021
  • Mathematics
contestada

Find the cardinality properties of n(G)=20, n(H)=30, n(G ∩ H) =5, find n(G ∪ H)

Respuesta :

LammettHash
LammettHash LammettHash
  • 24-09-2021

Using the inclusion/exclusion principle,

n(G U H) = n(G) + n(H) - n(G ∩ H) = 20 + 30 - 5 = 45

Answer Link

Otras preguntas

Which of the following do Americans have the right to do according to Amendments 1-4? Check all of the boxes that apply.
WRITE an essay explaining whether it is better to work alone or with a group. (Remember that your essay should be about 1 page long and have at least 3 paragra
Need help Complete the missing value in the solution to the equation. 2x + 3y = 5x - y
The dog refused to accept that the cat would not like him. Everyone loved him! His family, neighbors, strangers, they all thought Fido was the sweetest, most lo
In two games the bobscats scored 109 and 102 point. In two games the Huskies scored 103 and 98 point. By how many points did the Bobscats outscored the Huskies?
Why do you think French is spoken in some parts of Canada?
The equation y = m x + b is the slope-intercept form of the equation of a line. What is the equation solved for b?
Civilization on the Indian subcontinent flourished along the _____________ River.
Rayon fabric is usually used for scarves because it isa. AbsorbentO b. ShinyO c. Difficult to handleO d.creases badly​
pleaseeeeeees help mee