Which function best describes the
number of bacteria present in the
colony on day x?

Hello. The answer is A.

Step-by-step explanation:

Just put different x in the four formulas below and see which one will give you the correct amount.

I hope you understand.

A is the correct answer.

hi,

you half the rectangle that you ae asking about so then you would see the scale factor of 1/2 the one u have selected, the one on top is half.

hope this !