(2a-1 )exponent two•(3a + 2) exponent 2• (4a-3) exponent 2
If all 25 questions are different,
When order of selection counts:
P(25,7)
=25!/(25-7)!
=15511210043330985984000000/6402373705728000
=2422728000
When order of selection does not count count:
C(25,7)
=25!/(7!*(25-7)!)
=15511210043330985984000000/(6402373705728000*5040)
=480700
Answer:
Sebastian cold have 10 dimes and 11 quarters.
Step-by-step explanation:
11 quarters = $2.75
10 dimes = $1.00
True we would get a different solution
