Answer: 0
Step-by-step explanation:
To find the slope, you would need to use the formula
.

The slope is 0, meaning the line is horizontal.
A. $1250; $1500 because if you bought something for $1250 and sold it for $1500 you would be gaining $250
Answer:
reciprocal means inverse:

1. There
are 10, 000 combinations, you have 10 choices for the four digit and there are
10 x 10 x 10 x 10 which is 4-digit combination from 1-9. This is called combinations;
the calculation comes out to 10^4.
The simplest answer form would be -5 square root of 7 end root + 7 square roots of 6