Answer:
31,000 on apex
Step-by-step explanation:
(a) 
(b) 
(c) 
Solution:
To write each of the given expression in the form
:
(a) 
Using exponential rule: 


(b) 
Divide numerator and denominator by the common factor 2, we get

Using exponential rule: 


(c) 
Divide numerator and denominator by the common factor 7, we get

Using exponential rule: 


(In order) Tables for X: -2, -1, 0, 1, 2,
(In order) Tables for Y: 1, 5/2, 1, -1/2, 1