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  • 01-08-2017
  • Mathematics
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Help which is the correct function

Help which is the correct function class=

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Аноним Аноним
  • 01-08-2017
It is decreasing in the positive x axis  so the exponent will be negative so its either B or D.
when x = 5,  y is about 3 . something:-

check for d:-  4*e^(0.05*5) = 3.11

so its D.
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