Evaluate the expression below when y = -3. 2y + 7 -4y − 10 a. -1 22 b. -13 2 c. 1 2 d. 1

What is the first step of an indirect proof of a number that is divisible by two

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

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)