Which inequality is best represented by this graph?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

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)