Answer:
, for 
Step-by-step explanation:
The general form of quintic-order polynomial is:

According to the statement of the problem, the polynomial has the following roots:

Then, some algebraic handling is done to expand the polynomial:


If
, then:

Answer: Second option is correct.
Step-by-step explanation:
A company wants to try out two new toothpaste brands (brand A and brand B) on customers who use the company's existing toothpaste brand.
So, the best method for this study is an experiment.
As the company will try its two new brands who are already using their existing toothpaste brand.
They will get to know their like and dislike about their two new toothpaste brands.
Hence, Second option is correct.
Answer:
-3(r-2)/2
Step-by-step explanation:
r/
2
−
2
r
+
6
−
3
r
/2
−
2
r⋅
2/
2+
6
−
3
r/
2
+
−
2r
⋅
2/
2
+
6
−
3
r
−
2
r
⋅
2
/2
+
6
⋅
2/
2
+
−
3
⋅
2/
2
r
−
2
r
⋅2
+
6⋅
2
−
3
⋅
2
/2
r
−
4
r
+
12
−
6
/2
−3
(
r
−
2
)
/2
Hope that helps! Plz, mark brainiest! :D
Have a great day!
Answer:
56
Step-by-step explanation:
The Southern Hemisphere would be experiencing autumn.