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#17351

exponential

applications

medium

90 sec

The number of bacteria in a liquid medium doubles every day. There are $44, 000$ bacteria in the liquid medium at the start of an observation. Which of the following represents the number of bacteria, $y$ , in the liquid medium $t$ days after the start of the observation?

A.

$y = \frac{1}{2} (44, 000)^{t}$

B.

$y = 2 (44, 000)^{t}$

C.

$y = 44, 000 (\frac{1}{2})^{t}$

D.

$y = 44, 000 (2)^{t}$