) The population of a certain country since 1990 can be approximated by
f(t) = 0.008t
2 + 2.1t + 175 where f(t) is the population in millions and t
represents the number of years since 1990. Find the average rate of change in
the country's population between 1990 and 2010. Round to 1 decimal place.

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

How can you construct perpendicular lines and prove theorems about perpendicular lines