Use the binomial theorem:

The <em>x</em> ³ terms occurs for 5 - <em>k</em> = 3, or <em>k</em> = 2, and its coefficient would be

Answer:
Not clear of the question
Step-by-step explanation:
The first digit may be 1 or 8.
The second digit may be 1, 2, 4, 8.
The third digit may be 1, 3, 5, 7, 9.
There are 
The probability that this is the correct code is 
Answer:
24, 32, 40, or 48
Step-by-step explanation:
Count by 8.
8
16
24
32
40
48
56
Answer:
-6
Step-by-step explanation:
if you use y = mx + b, b is the y-intercept