OpenStax, Algebra and Trigonometry 2e §13.5 Counting Principles · Exercise 14 · Combinatorics · Permutations & combinations

Counting Principles · Exercise 14

Determine whether to use the Addition Principle or the Multiplication Principle. Then perform the calculations.

Let the set $B = {- 23, - 16, - 7, - 2, 20, 36, 48, 72} .$ How many ways are there to choose a positive or an odd number from $A ?$

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OpenStax, Algebra and Trigonometry 2e · §13.5 Counting Principles · Exercise 14

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