Answer:
The perfect square number between 40 and 50 is 49 which is a square of 7.
Answer:
1)
; 2) 
Step-by-step explanation:
1) Using the Power of a Fraction Rule
,
, which can just be simplified to
.
2) Using the Negative Exponent Rule,
,
, which can be simplified to
.
C- in the table every ratio y/x is equal so the relationship is proportional