I think they’re perpendicular lines
The volume of the pool is 1.74*10^8 cubic meters
To solve this problem, we convert the volume of the water from gallons to m^3.
<h3 /><h3>Conversion of Unit</h3>
This is done to convert one unit of a substance to another unit of that particular substance. In this question, we are converting from gallon - meter cube
Data;
- v =

let's solve for v

cross multiply both sides and solve for the volume in cubic meters

The volume of the pool is 1.74*10^8 cubic meters
Learn more on conversion of unit here;
brainly.com/question/8426032
Answer:

Step-by-step explanation:
Subtract the functions:

Simplify:

Answer:
Step-by-step explanation:
Given that:

If we are to consider the estimator 
a. Then, for
to be an unbiased estimator ; Then:



b) If
are independent


Thus; in order to minimize the variance of
; then constant a can be determined as :

Using differentiation:

⇒

This implies that

So,
is minimum when 
As such;
if 
Hello!
D Would be your answer! Because At Midnight, the temperature was -8*f. At noon, 23*F, so
|-8-23| |-3||= 31 There you go! May I have Brainliest?