cygwtgp464 cygwtgp464
  • 02-10-2021
  • Mathematics
contestada


no(A) = nob)-D CAO B) =40
n (AUB)= 10
n(U) =?

Respuesta :

goatpro961 goatpro961
  • 02-10-2021
Answer:
n(A)=30
Step-by-step explanation:
n(A)+ n(B) -n(A∩B)=n(AUB)
let n(A) = x
x+20-10=40
x+10=40
x=40-10
x=30
hope this will help u
Answer Link

Otras preguntas

What is the symbol of the Republican Party?
The 555-foot-tall Washington Monument in Washington, D.C., is an example of which of the following types of structures? a. pyramid b. geodesic dome c. obeli
The withdrawal of eleven Southern states from the Union in 1860 which precipitated the American Civil War 1860 Election Secession Populism Dawes Act
How long is the term of Supreme Court justices? a. 20 years b. life c. until he or she reaches age 75
The book shows how to add and subtract binary and decimal numbers. However, other numbering systems are also very popular when dealing with computers. The octal
Who was the first woman to run for vice president on a major party ticket? a. Sarah Palin b. Geraldine Ferraro c. Patsy Mink
question number 4 please help
The last new star was added to the American flag in which year?
Which two U.S. presidents were impeached?
How long is the term of Supreme Court justices? a. 20 years b. life c. until he or she reaches age 75