If (y-1) is a factor of f(y), f(y)=0 when y=1. So if you find that f(1)=0, then (y-1) is a factor of f(y).
f(y)=y^3-9y^2+10y+5
f(1)=1-9+10+5=7
Since f(1)=7, (y-1) is not a factor.
Answer:
<h2>x ≤ -11, Yes. The solution set include -11.</h2>
Step-by-step explanation:

Answer:
Please see the attached file for the complete answer.
Step-by-step explanation:
Answer: Yes
Step-by-step explanation:
Each value of y maps onto one value of x.
Answer:
There are five different ways, in which we can arrange the photos.
Step-by-step explanation:
There are five different ways to arrange the photos.
1. 5 photos in each 4 rows.
2. 4 photos in each 5 rows.
3. 2 photos in each 10 rows.
4. 10 photos in each 2 rows.
5. 20 photos in a single row.