A metallic disc is being heated. Its area A(in metre square) at any ti – InterviewSolution

1.	A metallic disc is being heated. Its area A(in metre square) at any time t is given by A = 5tsquare + 4t + 8. The rate of increase in area at t= 3 s is ?
Answer» A metallic disc is being heated. Its area A(in metre square) at any time t is given by A = 5tsquare + 4t + 8. The rate of increase in area at t= 3 s is ?

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