4. y² - 6y - 27

a. (y – 9)(y – 3) b. (y – 9) (y + 3) c. (y + 9) (y – 3) d. (y – 27) (y – 1)

5. n² - 7n + 6

a. (n + 6) (n – 1) b. (n – 3) (n + 2) c. (n + 2) (n – 3) d. (n – 6) (n – 1)

6. x² + 4x – 12

( me, i need badly)

6.(q^9)^2 a. 2q^18 b. q^18 c. q^81 d. q^11 7.(6q^6)^-4 a. 6q^1296 b. 1296q^2 c. 1/1296q^24 d. 6q^-24 8. what is the value of 12x^-3 y^-1 for x = -1 and y = 5? a. -12/5 b.-10 c.-0 d.5/12 9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"