The daily cost of hiring an electrician, y, to work x hours on a repair project can be modeled using a linear function the electrician charges a fixed cost of $65 plus an additional cost of $35 per hour the electrician works a maximum of 8 hours per day for one day of work what is the range of the function for this situation. Option 1: 0≤x≤8
Option 2: 0≤x≤10
Option 3: 65≤y≤345
Option 4: 35≤y≤520

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

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)