1. Find the other factor of 45x^2 -36x if one of the factor is (5x - 6). *

A. 9x^2
B. -9x^2
C. 9
D. 9x

2. Find the factors of 64b^2 - 169c^2. *

A. (8b- 13c) (8b - 13c)
B. (8b + 13c) (8b - 13c)
C. (8b + 13c) (8b + 13c)
D. (8b - 13c)^2

3.What are the factors of 125 + k^6.

A. (5 + k^2) (25 + k^2 + k^4)
B. (5 + k^2) (25 - 5k^2 + k^4)
C. (5 - k^2) (25 - 5k^2 + k^4)
D. (5 - k^2) (25 + 5k^2 + k^4)

4. Factor the expression y^2 -y - 20. *

A. (y + 20) (y -1)
B. (y - 5) (y - 4)
C. (y - 10) (y + 2)
D. (y - 5) (y + 4)

5. If (m + 11) is a factor of m^2 + 22m + 121n^2, what is the other factor? *

A. (m - 11)
B. (m - 11n)
C. (m + 11n)
D. (m + 11)