Ican do this with emma and jacob or shopping in the store they notice to cashiers are applying the discounts differently the cashier on the left is taking 20% off the total bill then subtracting $10 the cashier on the right is subtracting 10 first and then taking the 20% off the total who's getting the better deal

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)

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m