compare to first factor to the value of the product how do i do that on module 4 lesson 21 exit ticket grade 5

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

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)