13. According to "The Law of Forgetting", if a task is learned at a performance level Lo, then

after a time interval t (measured in months) the performance level L satisfies the equation

log L) = log L)-clogt +1), where is a constant that depends on the type of task.

a). Solve the equation for L.

b). If your score on a MATH 1280 Final Exam this Spring is 88, what score would you

expect to get on a similar test in three months (when the Fall semester begins)?

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