In the equation lim x- 0 sin 4x/2x i get that you multiply it by 2 to get 2sin4x/4x but how do you get an answer of 2?

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25

The anwser cause i do not understand just plez

The tile along the edge of a triangular community pool needs to be replaced? ?