Jaysonwantsmoore Jaysonwantsmoore
  • 25-06-2020
  • Mathematics
contestada

If A={A,15,E,17,18, B,20} and B={ X,22, F,42, Y,62,72}, then what is n(A∪B)?

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 06-07-2020

Answer:

  14

Step-by-step explanation:

There are 7 elements in each set, and no elements are shared. The number of elements in the union of the sets is then ...

  n(A∪B) = 7+7 = 14

Answer Link

Otras preguntas

Which gas was not present around the time earth first formed? Methane Hydrogen Oxygen Nitrogen
How are the miners who work under the carchorreo system paid?
SOMEONE PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
I need help please???
In what ways was modern culture in the 1920s similar to modern day culture?
One mole of ANY element contains the: same mass as one mole of any other element same number of atoms as one mole of any other element same gram-formula-weight
The basis for the rights of United States citizens is the: PLSSSSS HELP!!!!
The Great European Plain is known for its _
What is significant about the way in which Homer ends the Odyssey? What method does he use to end the fighting in Ithaca? Think particularly about the help that
The density of SO2 gas in a container at room temperature 25.0 c is 2.51 g/L Determine the pressure in this flask