11. an ant poplution grows at a rate of about 20 ants per month if not controlled with pecticide. therefore, the total
number of ants, a, in m, months can be represented by the equation a = 20m. which of the following could not be a
value for m?
negative numbers
rational
numbers greater than 14
zero
12. what is the coefficient of the 2nd and 4th term in this expression?
4x2 – 13v1 + 2 + 160 - 3b
(19x + 1)(17y - 5)(32 + 1)(59 -20)
13. how many factors are in each expression below?
x(5y + 4)
(3a - 2)(b + 1)