7/2 is the reciprocal of 2/7
Answer:

Step-by-step explanation:
Use the <u>Slope Formula</u> to determine the slope of two given points:

First Point: 
Second Point: 
-Substitute both points:
First Point: 
Second Point: 

-Solve for the slope:



Therefore, the slope is 
Answer:
Step-by-step explanation:
Lets try to simplify each to check which one is incorrect so it will be NOT true
first one is :
distribute the exponent so :

CORRECT
Second one is :
CORRECT because anything raised to exponent 0 is 1 .
Last one is :

so Last is<em> INCORRECT</em>