Question: Help in solving this question. Question 14 An equilateral triangle made of metallic sheet is expanding because it is being heated. Its area A is
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Question 14 An equilateral triangle made of metallic sheet is expanding because it is being heated. Its area A is given by has 4 square centimeters, where x is the length of one side in centimeters. Find the instantaneous rate of change in A with respect to x at the instant when x = 10 centimeters
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