Z = 60 + 96 X+ 72 Y– 9 X 2 Y 2 + 0.7 X 3 + 1.5 Y 3 Use the above details to provide the answer to the following questions.∂TC/ ∂X∂TC / ∂Y∂2TC / ∂Y∂X∂2Q / ∂X∂Y

2 5/8 is the final answer! : )

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

i think 5 miles per hour

step-by-step explanation: