On monday, your bank account balance was $12.58. because you didn't realize this, you wrote a check for $30.72 for groceries. the bank charges a $25 fee for paying a check on a negative balance. what is the balance in your checking account after this fee?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 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)