What do you do if you best friend likes you?1?! O_O

Issof claims that the scale factor is 1/2. which statement about his claim is correct

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

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)