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[Calc 1 / Alg 2] What did they do here?
radekh1z1
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Jun 21, 2022
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[Calc 1 / Alg 2] What did they do here?
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radekh1z1
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Jun 21, 2022
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It would be easier to do this with logarithmic differentiation. That is, take the log, then differentiate. d/dx ln v(x) = v'(x)/v(x).
STFUParents
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Jun 21, 2022
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The numerator in that line is just factored out of the numerators in the previous line.
If you can't follow a factoring step, distributing is easier, so see if you can go backwards to check it.
therealTC24
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Jun 21, 2022
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