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8. What are the factors of m? - 27n??
a. (m-3n)(m +9n)
c. (m - n)(m? + 3mn + 9n?)
b.(m - 9n)(m? + 3n?)
d. (m + n)(m²-3mn + 9n?)
9. Which is the complete factorization of 8m - 50n?
a. (4m - 10n) (2m + 5nº)
c. 2(2m - 5n)(2m +5n)
b. (2m - 10n)(4m +5nº)
d. 4(2m - 10nº) (2m + 5n)
10. What value of b makes 4m-b +25n" a perfect square trinomial?
a. 10mn
b. 10mn?
C. 20mn d. 20mn?
11. If 2m - 3n is a binomial factor of a difference of two cubes,
what is the trinomial factor?
a. 4m2 - 6mn +9n2
c.4m2 + 6mn +25n?
b. 4m2 - 12mn + 9n2
d. 4m2 + 12mn + 25n?
12. Which is the correct factors of c-c+c-1?
a. (c-1)(c + 1)
c. (c-1)(c-1)
b. (c + 1)(c - 1)
d. (c + 1)(c + 1)
13. Which is the correct factors of 20m -13mn - 15n??
a. (5m - 3n)(4m-5n)
c. (5m + 3n)(4m - 5n)
b. (5m + 3n/4m +5n)
d. (5m - 3n)(4m + 5n)
14. The area of a square is (8a2 + 40ab +25b)cm. What is the measure of its side?
a. (4a + 5b)cm
c. (8a + 5b)cm
pasagot po please​