However, since we have 3 sets of 4, what can we do with the two exponents to avoid expansion?

Assemble the proof by dragging tiles to the statements and reasons column

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)

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab