1.

Assume that z and y are both differentiable functions of t and are related by the equation y = Cos (6:1) Find dy when I = dt 12 . given = -7 when : = dt 12 Enter the exact answer. dy Number dtThe radius of a circle is increasing at a rate of ID centimeters per minute. Find the rate of change of the area when the radius is 2 centimeters. Reund your answer to one decimal place. The rate of change at the area is Number I I Units Use differentials to estimate the value of 41.313. ISomoare the answer to the exact value of 41; 1.3. Round your answers to six decimal places, if required. You can use a calculator, spreadsheet, browser, etc. to calculate the exact value. estimate: ' Number I exact value : ' Number