The table shows the heights y (in centimeters) of a plant after x weeks. Use the table to complete the statements.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

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 transformations will always produce a congruent figure?