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please help me with this problem! The rate, in degrees Celsius per minute, at which a hot pot of water cools is given by dW

please help me with this problem!

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The rate, in degrees Celsius per minute, at which a hot pot of water cools is given by dW = 1W + 21 where W is the dt 3 temperature in degrees Celsius and t is the time in minutes. The pot of water is 81 degrees Celsius at time t = 0. Use the tangent line to W(t) at t = 0 to estimate W(2), the temperature of the pot of water at time t = 2 minutes. ANS: 69 L

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