Daniel and Shanice each improved their yards by planting daylilies and ivy. They bought their supplies from the same store. Daniel spent $123 on 9 daylilies and 7 pots of ivy. Shanice spent $102
on 6 daylilies and 8 pots of ivy. What is the cost of one daylily and the cost of one pot of ivy?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

State one method by which you can recognize a perfect square trinomial.

Atown has a population of 17000 and grows at 2.5% every year. to the nearest year, how long will it be until the population will reach 19600?