So we’re looking how many combinations we can make by selecting 5 items in a group of 17.
So we use n C r.
Where I the number of combinations of n objects taken r at a time.
So, 17 C 5
17! / (17-5)! 5! = 6188
(I hope this is correct)
Answer:
38 min
Step-by-step explanation:
cuz 12+8+18= 38
pls mark brainliest
Okay, so, I don’t know what I’m doing here or if this is valid, but I believe in you.
Answer:
x = 15
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°
Sum the 3 given angles and equate to 180
8x - 7 + x + 7 + 2x + 15 = 180 , that is
11x + 15 = 180 ( subtract 15 from both sides )
11x = 165 ( divide both sides by 11 )
x = 15
Answer:
A.1
Step-by-step explanation:
No other point is connect to those 4 lines
