Question

Adults who had the measles as children and adults who have received the measles vaccine are...

Adults who had the measles as children and adults who have received the measles vaccine are protected
from the disease. Let A be the set of adults who had the disease as children, B the set of adults who have
received the measles vaccine, C the set of adults who are not protected from the disease. Express C in terms
of A and B.

Homework Answers

Answer #1

A=The set of adults who had the disease as children.

B=The set of adults who have received the measles vaccine

C=The set of adults who are not protected from the disease.

Since the adults who had the measles as children and who have received the measles vaccine are protected.

Therefore, (A U B)=The set of the adults who are protected from the disease.

is the complementary set of (A U B). It represents the set of adults who are not protected from the disease.

Hence, C can be expressed in terms of A and B as follows:

C=.

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