Which of the following are roots of the polynomial function? Check all that apply. F(x) = x3 - 6x2 + 4x + 15

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

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)

Which of the following graphs could represent a quartic function?