Mathematics, 07.10.2020 18:01 xofathiahmed12

In a study using 50 foreign-language vocabulary words, the learning rate L (in words per minute) was found to depend on the number of words already learned, x, according to the equation L(x) = 20 – 0.4x

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In a study using 50 foreign-language vocabulary words, the learning rate L (in words per minute) was...