The table below shows the relationship between the number of miles traveled , y, and the number of gallons of gas used, x which of the following equations best represents the relationship x 3 , 5 , 7 , 11
y 228 , 380 , 532 , 836

which of the following equations best represents the relationship?
a. y=7.6x b. y=684x
c. y=0.13x d. y=76x

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)