Fill the missing values to make the equations true.

Find the value of the cosine for angle a

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

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