Answer:
165920160 ways
Step-by-step explanation:
Number of songs in library (n) = 115
Number of songs in Playlist (r) = 4
Since the order is important:
nPr = n! / (n-r)!
115P4 = 115! / (115 - 4)! = 115! / 111! = (115 * 114 * 113 * 112)
= 165920160 ways
<span>the system has a unique solution if and only if the determinant of the coefficient matrix does not equal zero. </span>
Answer:
3/10?
Step-by-step explanation:
I'm assuming the question is how much of the pizza did Jessica eat, in that case 7 - 4 = 3. So 3/10
Answer:
profit section and that is answer A