10 pts 5. After t weeks of practice, a typing student can type $100(1-e^{-0.2t})$ words per minute (wpm). How soon will the student type 80 wpm? Round your answer to the nearest number of weeks. A) 6 weeks B) 5 weeks C) 7 weeks D) 9 weeks E) 8 weeks
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2t})$ We need to find the time $t$ (in weeks) when the student's typing speed reaches 80 wpm. So, we set $W(t) = 80$. $80 = 100(1 - e^{-0.2t})$ Show more…
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