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7 April, 21:37

Trigonometry. Solving exponential equations (lacking a common base)

solve 17^j=16

what is the variable?

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Answers (1)
  1. 7 April, 22:24
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    17^j = 16

    Use logs both sides, any base

    log (17^j) = log16

    j * log17 = log16

    j = log16/log17

    j is the variable which is equal to log (16) / log (17)
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