Answer:
Number of combinations = 56
Step-by-step explanation:
Points to remember
nCₐ = n!/(r!(n - r)!)
The given word is "FRIENDLY"
F R I E N D L Y is a 8 letter word.
<u>To find the number of combinations</u>
5 letters can be selected from 8 letter = 8C₅
8C₅ = 8!/(8 - 5)!5!
= 8!/3!5!
= (8 * 7 * 6* 5!)/(1 * 2 * 3 * 5!)
= 8 * 7
= 56
5 letter combinations can be created from the letters in the world “friendly = 56
Answer:
1 + 9 x 12 = 120
2 + 9 x 12 = 132
3 + 9 x 12 = 144
4 + 9 x 12 = 156
5 + 9 x 12 = 168
Step-by-step explanation:
Any of the ones on top, but there are tons of others too
Answer: 14.5
i could be wrong if i am so sorry
Answer: 5
− 1 + 
Step-by-step explanation:
Hey there! I will give the following steps, if you have any questions feel free to ask me in the comments below. Thank you!
<u>Step 1:</u><u> </u><u><em>Collect like terms.</em></u>
(3 + 2) + (6 − 3 − 4) + (-6 + 7)
<u>Step 2: </u><u><em>Simplify.</em></u>
5 − 1 +
~I hope I helped you! :) Good luck!~
Answer:
The answer is A.
Step-by-step explanation:
I took the test!
