A cd store is having a sale. AllCDs are 25% off sticker price you would save me by six CDs at 9.99 each before discount

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

How many solutions does the nonlinear system of equations graphed bellow have?

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)