Two kinds of fish can be found in a small tank that is 5 feet long. The blue fish is 2/15 feet long and the orange fish is 7/10 feet long. How much longer is the orange fish?

Can someone me with these two circle theorem questions asap?

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)

What is the solution to the division problem below x3+x2-11x+4/x+4