Prove the following relations: cot²a-cos²a = cot²a cos²a

please help..)):​

The amount of energy it takes to lift a box might be a function of which of the following

Consider the graph of the exponential function y=3(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