曼哈顿国际英语

Mathematics>Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

F(t)=(0.95)^(t/2)

The function F(t) right parenthesis gives the percentage, as a decimal, of information Dianna remembered t days after memorizing lines fora play. Assuming she did not work on her lines again, what is the best interpretation of the meaning of the function F in this context?

A:On any given day, Dianna will forget 95% of the lines 1 day after she memorizes them.
B:On any given day, Dianna will forget 95% of the lines 2 days after she memorizes them.
C:On any given day, Dianna will remember 95% of the lines 1 day after she memorizes them.
D:On any given day, Dianna will remember 95% of the lines 2 days after she memorizes them.

解析：

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