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    IBEasyCalculus10–12

    What is ∫4 dx\int 4 \, dx?

    Qual é ∫4 dx\int 4 \, dx?

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    Solution

    The integral of a constant kk is kx+Ckx + C. So ∫4 dx=4x+C\int 4 \, dx = 4x + C