If y varies directly as x and y=9 when x=3 find y when x=-1​

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

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2