Answer:
The image of
is
.
Step-by-step explanation:
According to this statement, we need to find the image of a given point by reflection with respect to the y-axis. The reflection can be done by following operation:
(1)
Where:
- Original point.
- Reflected point.
If we know that
and
, then the reflecting point is:

The image of
is
.
The number 127 is rational because:
It can be written as in p/q form as in 127/1
X=.6
..................................
Answer:

The farthest point is the Challenger Deep
Step-by-step explanation:
Given


Solving (a): The sea level
Both elevations had signs in front of them.
The sea level is the point at the neutral level, neither positive nor negative.
Hence:

Solving (b): Farthest Point.
The farthest point is the one with the highest magnitude.
Comparing
to 
-35,797 ft has the highest magnitude.
Hence:
<em>The farthest point is the Challenger Deep</em>
5000 divided by 500 = 10
X=10