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Co2raven

  • 2 years ago

Could someone please show the working for this simultaneous equation 280=x*0.177^y , 324=x*0.259^y x=543.862, y=0.383405

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  1. RolyPoly
    • 2 years ago
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    280=x*0.177^y -(1) 324=x*0.259^y -(2) (2) / (1) \[\frac{0.259^y}{0.177^y} = \frac{324}{280}\]\[(\frac{0.259}{0.177})^y = \frac{324}{280}\] Then, take log on both side, and you can find y.

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