What is the value of 7! (7 factorial)? (2021)

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Question: What is the value of 7! (7 factorial)? (2021)

Options:

Correct Answer: 5040

Exam Year: 2021

Solution:

7! = 7 × 6 × 5 × 4 × 3 × 2 × 1 = 5040

What is the value of 7! (7 factorial)? (2021)

What is the value of 7! (7 factorial)? (2021)

Step 1: Understand what '7!' means. It means 7 factorial, which is the product of all positive integers from 7 down to 1.
Step 2: Write down the numbers you need to multiply: 7, 6, 5, 4, 3, 2, and 1.
Step 3: Start multiplying the numbers together, beginning with 7.
Step 4: Multiply 7 by 6 to get 42.
Step 5: Multiply the result (42) by 5 to get 210.
Step 6: Multiply the result (210) by 4 to get 840.
Step 7: Multiply the result (840) by 3 to get 2520.
Step 8: Multiply the result (2520) by 2 to get 5040.
Step 9: Finally, multiply the result (5040) by 1, which does not change the value.

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