P(n, r) = n!
____
(n-r)!
= 8!
____
(8-1)!
= 8
Answer:
57
Step-by-step explanation:
5 |-2^3 - 2| + 7
-2^3 = -8
-8 - 2 = -10
absolute value of -10 = 10
5 * 10 = 50
50 + 7 = 57
Answer:
x=5t-a
Step-by-step explanation:
The change in elevation is -15 meters
Here is a graph. When you use a graphing calculator, it isn't always necessary to solve for y.
Note different colors are used for the different problems. Problem 2 has a dashed line, as described by "Remember, ...".