PLS HELP ME IT IS TIMED

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

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)