For algorithm analysis, which of the following statements are true? choose all correct answers. worst case analysis gives us the lower bound on running time in algorithm analysis, we assume every primitive operation takes constant time independent of machine in ram model, concurrent operations can be done input size can be defined by more than one value

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)

Wrote and expression for the difference of p and 4

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170