November 27, 2015

Homework Help: calculus

Posted by trace on Thursday, September 16, 2010 at 4:40pm.

assume the half-life of the substance is 31 days and the initial
amount is 183.9 grams.

(a) Fill in the right hand side of the following equation which expresses
the amount A of the substance as a function of time t (the coefficient of t in the exponent should have at least four significant digits):

(b) When will the substance be reduced to 2.4 grams?

(use decimals.)

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