Exam 13: Section 4: Functions of Several Variables

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Suppose a triangle is measured and two adjacent sides are found to be 5 inches and 7 inches long, with an included angle of Suppose a triangle is measured and two adjacent sides are found to be 5 inches and 7 inches long, with an included angle of   . The possible errors in measurement are   inch for the sides and 0.02 radian for the angle. Approximate the maximum possible error in the computation of the area. Round your answer to two decimal places. . The possible errors in measurement are Suppose a triangle is measured and two adjacent sides are found to be 5 inches and 7 inches long, with an included angle of   . The possible errors in measurement are   inch for the sides and 0.02 radian for the angle. Approximate the maximum possible error in the computation of the area. Round your answer to two decimal places. inch for the sides and 0.02 radian for the angle. Approximate the maximum possible error in the computation of the area. Round your answer to two decimal places.

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B

Suppose the formula for wind chill C (in degrees Fahrenheit) is given by Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the relative error in calculating the wind chill. Round your answer to two decimal places. where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the relative error in calculating the wind chill. Round your answer to two decimal places. miles per hour and the temperature is Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the relative error in calculating the wind chill. Round your answer to two decimal places. Fahrenheit. Use Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the relative error in calculating the wind chill. Round your answer to two decimal places. to estimate the relative error in calculating the wind chill. Round your answer to two decimal places.

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E

Find the total differential for the function Find the total differential for the function   . .

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E

Given Given   , use the total differential to approximate   at   towards   . Round your answer to two decimal places. , use the total differential to approximate Given   , use the total differential to approximate   at   towards   . Round your answer to two decimal places. at Given   , use the total differential to approximate   at   towards   . Round your answer to two decimal places. towards Given   , use the total differential to approximate   at   towards   . Round your answer to two decimal places. . Round your answer to two decimal places.

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Find the total differential for the function Find the total differential for the function   . .

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Suppose the centripetal acceleration of a particle moving in a circle is Suppose the centripetal acceleration of a particle moving in a circle is   , where v is the velocity and r is the radius of the circle. Approximate the maximum percent error in measuring the acceleration due to errors of 4% in v and 2% in r. , where v is the velocity and r is the radius of the circle. Approximate the maximum percent error in measuring the acceleration due to errors of 4% in v and 2% in r.

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Find Find   and use the total differential to approximate the quantity   . Round your answer to two decimal places. and use the total differential to approximate the quantity Find   and use the total differential to approximate the quantity   . Round your answer to two decimal places. . Round your answer to two decimal places.

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Given Given   , use the total differential to approximate   at   towards   . Round your answer to four decimal places. , use the total differential to approximate Given   , use the total differential to approximate   at   towards   . Round your answer to four decimal places. at Given   , use the total differential to approximate   at   towards   . Round your answer to four decimal places. towards Given   , use the total differential to approximate   at   towards   . Round your answer to four decimal places. . Round your answer to four decimal places.

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Find the total differential of the function Find the total differential of the function   . .

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Suppose the formula for wind chill C (in degrees Fahrenheit) is given by Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the maximum possible propagated error in calculating the wind chill. Round your answer to four decimal places. where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the maximum possible propagated error in calculating the wind chill. Round your answer to four decimal places. miles per hour and the temperature is Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the maximum possible propagated error in calculating the wind chill. Round your answer to four decimal places. Fahrenheit. Use Suppose the formula for wind chill C (in degrees Fahrenheit) is given by   where v is the wind speed in miles per hour and T is the temperature in degrees Fahrenheit. The wind speed is   miles per hour and the temperature is   Fahrenheit. Use   to estimate the maximum possible propagated error in calculating the wind chill. Round your answer to four decimal places. to estimate the maximum possible propagated error in calculating the wind chill. Round your answer to four decimal places.

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Suppose electrical power P is given by Suppose electrical power P is given by   , where E is voltage and R is resistance. Approximate the maximum percent error in calculating the power if 140 volts are applied to a 3000-ohm resistor and the possible percent errors in measuring E and R are 5% and 8%, respectively. , where E is voltage and R is resistance. Approximate the maximum percent error in calculating the power if 140 volts are applied to a 3000-ohm resistor and the possible percent errors in measuring E and R are 5% and 8%, respectively.

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Find the total differential of the function Find the total differential of the function   . .

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The radius r and height h of a right circular cylinder are measured with possible errors of 5% and 1%, respectively. Approximate the maximum possible percent error in measuring the volume.

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Find the total differential of the function Find the total differential of the function   . .

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Suppose the period T of a pendulum of length L is Suppose the period T of a pendulum of length L is   where g is the acceleration due to gravity. A pendulum is moved from the Canal Zone, where   feet per second per second, to Greenland, where   feet per second per second. Because of the change in temperature, the length of the pendulum changes from 2.6 feet to 2.45 feet. Approximate the change in the period of the pendulum. Round your answer to four decimal places. where g is the acceleration due to gravity. A pendulum is moved from the Canal Zone, where Suppose the period T of a pendulum of length L is   where g is the acceleration due to gravity. A pendulum is moved from the Canal Zone, where   feet per second per second, to Greenland, where   feet per second per second. Because of the change in temperature, the length of the pendulum changes from 2.6 feet to 2.45 feet. Approximate the change in the period of the pendulum. Round your answer to four decimal places. feet per second per second, to Greenland, where Suppose the period T of a pendulum of length L is   where g is the acceleration due to gravity. A pendulum is moved from the Canal Zone, where   feet per second per second, to Greenland, where   feet per second per second. Because of the change in temperature, the length of the pendulum changes from 2.6 feet to 2.45 feet. Approximate the change in the period of the pendulum. Round your answer to four decimal places. feet per second per second. Because of the change in temperature, the length of the pendulum changes from 2.6 feet to 2.45 feet. Approximate the change in the period of the pendulum. Round your answer to four decimal places.

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Given Given   , calculate   by evaluating   and   . Round your answer to four decimal places. , calculate Given   , calculate   by evaluating   and   . Round your answer to four decimal places. by evaluating Given   , calculate   by evaluating   and   . Round your answer to four decimal places. and Given   , calculate   by evaluating   and   . Round your answer to four decimal places. . Round your answer to four decimal places.

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Given Given   , calculate   by evaluating   and   . Round your answer to four decimal places. , calculate Given   , calculate   by evaluating   and   . Round your answer to four decimal places. by evaluating Given   , calculate   by evaluating   and   . Round your answer to four decimal places. and Given   , calculate   by evaluating   and   . Round your answer to four decimal places. . Round your answer to four decimal places.

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