PLEASE HELP WILL GIVE 13 POINTS A line has a slope of 12 and a y-intercept of (0,3). Which of the following represents the equation of the line?

A. y = 12x − 3
B. y = 12x + 3
C. y = −3x + 12
D. y = 12(x − 3)

The sales tax rate is 7.25%. how much tax in dollars is added on an item that costs $56.00? a. $4.06 b. $7.25 c. $14.50 d. $60.06

Select a graph that have an equation with a < 0

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)