Grade 10 Mathematics Third Quarter Long Test

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Questions and Answers

What is an arrangement of objects where the order of the arrangement should be considered?

  • Circular Permutation
  • Combination
  • n-Factorial
  • Permutation (correct)

What is the product of a positive integer n and all the positive integers less than n?

  • Circular Permutation
  • Permutation
  • n-Factorial (correct)
  • Combination

What is the different possible arrangement of objects in a circle?

  • Permutation
  • Circular Permutation (correct)
  • n-Factorial
  • Combination

What is the formula for the number of permutations of n objects taken r at a time?

<p>nPr = (n-r)!n! (D)</p> Signup and view all the answers

What is the formula for the permutation of n objects arranged in a circle?

<p>P = (n + 1)! (D)</p> Signup and view all the answers

What is the selection of objects without considering the order?

<p>Combination (D)</p> Signup and view all the answers

Flashcards

Permutation

An arrangement of objects where order matters.

n-Factorial

Product of a positive integer n and all positive integers less than n.

Circular Permutation

Different possible arrangement of objects in a circle.

Permutations formula

The formula for permutations of n objects taken r at a time is nPr = (n-r)!n!

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Circular permutation formula

The formula for arranging n objects in a circle is P = (n + 1)!

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Combination

Selection of objects where order does not matter.

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