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(Solved): 6) In a certain memory experiment, subject A is able to memorize words at a rate given by dtdm= ...
6) In a certain memory experiment, subject A is able to memorize words at a rate given by dtdm=−0.006t2+0.4t (wordsperminute). In the same memory experiment, subject B is able to memorize at the rate given by dtdM=−0.012t2+0.4t (wordsperminute). How many more words does subject B memorize from t=0 to t=19 (during the first 19 minutes)?