Select the equation in point-slope form for the line that passes through the point (1, –1) and has a slope of 4.

a. y + 1 = 4x – 1
b. y – 1 = 4x + 1
c. y – 1 = 4(x + 1)
d. y + 1 = 4(x – 1)

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)

#7. m is the midpoint of pq, the diameter of the circle o is 13in. and rm = 4in. find pm find pq

Find the slope intercept form of (-3,6) and (3,-6)