1.
poin
the tile back splash will be a mixture of colors on
will be a mixture of colors of three-inch-square tiles. two fifths of the tiles will be
one sixth will be "tuscan blue," one third will be "eucalyptus," and the rest will be the
color "sand." what fraction of the tiles will be the color of "sand

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)