Unformatted text preview: Y= (c) What is the y coordinate of the point where this tangent line crosses the yaxis ? y= Use the graph given to find (a) log ( 3.75 −10 ) = (b) Solve 10 x = 0.0035 x= (c) The average rate of change of 10 x between 0.2 and 0.7= A circular slice of butter is melting in the sun. At 2pm the area of the circle was 16 square inches. The area of the circle t hours later is A(t) square inches. Also A ′ (t) = −20. (a) What was the approximate area of the circle after t hours Square inches (b) Approximately how many minutes after 2pm until all the butter is melted. minutes...
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 Fall '07
 Wei
 Math, Approximation, Derivative, Slope, Euclidean geometry

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