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

During storms people in open areas should crouch close to the ground.
Show the points of similarities and differences between the two supernatural stories 'a house call' and 'the loving mother'.​
Two of the sentences below are correct. Please choose the one that is not correct due to subject-verb disagreement. Tip: Read each sentence carefully and aloud
there is a label__(in ,at,on) the inkpot.​
How did the Balfour Declaration contribute to tension between Jews and Arabs? It created the state of Israel. It supported the establishment of a Jewish homelan
Select the table representing a linear function. (Graph them if necessary.) O A. x 0 7 2 3 y 1 2 56 B. х 0 7 3 2 0 y -2 -1 -1 O c. xo 1 N 3 y 10 12 14 16 -OD. x
look at the image to see
PLEASE HELP!! WHOEVER HELPS FIRST AND GETS IT CORRECT GETS BRAILIEST!! By the way, TWO people need to answer so I can mark brainliest.
please help someone..
You schedule production of communications chips. After the chips are produced, they go to the QC department, where each chip must pass a 2-hour test. Over the p