If triangle DEF is Select Choice and then
Sele
LMN.
Select Choice
rotated 90° clockwise about the origin
reflected across the y-axis
reflected across the x-axis
D
F
o
N
L

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

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)