A polynomial function g(x) with integer coefficients has a leading coefficient of –18 and a constant term of 3. According to the Rational Root Theorem, which of the following are possible roots of g(x)?

CHOOSE ALL THAT IS CORRECT
a) -9
b)2/3
c) 3
d) 1/6

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)