Evaluate the limit of the given question in image

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

X+ y = 5 ; x - y =3 solve using linear combination

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