For Exercises 51-60, use the following information:

U = x is a natural number less than 20

A = x

B = x

(Note: The prime numbers less than 20 are 2, 3, 5, 7, 11, 13, 17, and 19.) Find the cardinality of each set.

Answer

58.

n (B′)

Question

Mathematics

Israel Gonzalez

Today, 05:09

For Exercises 51-60, use the following information:

U = x is a natural number less than 20

A = x

B = x

(Note: The prime numbers less than 20 are 2, 3, 5, 7, 11, 13, 17, and 19.) Find the cardinality of each set.

Answer

58.

n (B′)

+1

Answers (1)

Know the Answer?

Phoenix Kirk · Answer 1

15

Step-by-step explanation:

We assume your "natural numbers" are positive integers. (Some authors also include zero.)

n (B) = 5

n (U) = 20

n (B') = 20 - 5 = 15

For Exercises 51-60, use the following information:U = x is a natural number less than 20A = xB = x(Note: The prime numbers less than 20 are 2, 3, 5, 7, 11, 13, 17, and 19.) Find the cardinality of each set.Answer58.n (B′)

For Exercises 51-60, use the following information:

U = x is a natural number less than 20

A = x

B = x

(Note: The prime numbers less than 20 are 2, 3, 5, 7, 11, 13, 17, and 19.) Find the cardinality of each set.

Answer

58.

n (B′)