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:
its 706.5
Step-by-step explanation:
do pi r^2
pi is 3.14
radius is 15
15 times 15 times 3.15 is 706.5
hope this helps
1.) D
2.) A................
That is called an improper fraction.You multiply the whole numbers by the denominator and then add what is left over to get the improper fraction.
Answer:
I do not know
Step-by-step explanation:
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