Mathematics, 22.07.2019 21:20 ssssss190
Arumor spreads among a group of 400 people. the number of people, n(t), who have heard the rumor by the time t in hours since the rumor started to spread can be approximated by a function of the form
n(t) = 400 / (1+399e^(-0.4t))
approximately how long will it take until half the people have heard the rumor?
Answers: 1
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What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)
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Arumor spreads among a group of 400 people. the number of people, n(t), who have heard the rumor by...
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