The table below shows the height, h(t), in meters, of an object that is thrown off the top of a building, t seconds after it is thrown. t 0.5 1 1.5 2 2.5 3 h(t) 78.725 89 96.825 102.2 105.125 105.6 A) Using your calculator to do a quadratic regression, express the height of the object as a function of the number of seconds that have passed since the object was thrown. Round all numbers to 1 decimal place. B) Using your quadratic regression, how high will the object be 2.8 seconds after it is thrown? Select an answer ▼ Round to 3 decimal places. C) Using your quadratic regression, how long will it take the object to reach 10 meters? Select an answer V Round to the 3 decimal places.

Use the cost model screenshot attached to answer the question. Thanks for the help. Use the weekly cost model to estimate the total weekly cost when the weekly demand is 147.  Round to the nearest dollar. $

Use the revenue model attached in screenshot to answer the question. Thanks! Estimate the weekly revenue when the weekly demand is 177.  Round to the nearest dollar. $

Can you please help with sub-parts C and D