Bill has a circular garden that he wants to put a fence around. He knows the diameter of the garden is 2.5 meter. How much fencing does Bill need to go around the circumference of the garden? ( Use π = 3.14)

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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)

Ihonestly have no clue if it's each or none.