ACT 2021 June(D06) Math Question 8 Explanation - ACT Helper

Pricing | Login

2021 June(D06) Math Question 8
Probability
- Factorials
Choice J
$\frac{8!}{(4!)^{2}} = \frac{8 \times 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1}{(4 \times 3 \times 2 \times 1) \times (4 \times 3 \times 2 \times 1)} = \frac{8 \times 7 \times 6 \times 5}{4 \times 3 \times 2} = 70$
Skills you are tested for:
Was this explanation helpful?
Add your comment
Your mood
Thanks for your feedback! ❤️

Comments

To leave a comment,