6 x 2 1/5 estimated please hurry

What is not true about kl and mn? what is mn? (show your work)

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

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