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Secure 1 https//www.mathxl.com/Stude Testasphestisd-1666902498centerwingyes ent/PlayorTestas MATH 121 Section Ad-Fal 2017 Test: Module 16: Final Exam This Question 10 pts 53 of57(32 complete) The tollowing function modsls the mapimum waight, w, that a person can bench pressin below pounds st the end of t wseks of working ost Conplte parhs (nj h wet)-260-140e (a) What is the maxikmum weight that this person can bench press intially? lbs Round to tha naarest whole number as needed ) lb) What is the maxmam woight that this person can bench press ater 4 weeks of wsight liting? lbs (Round to the nearest whole number as needed) (e) What is ha maxirmum weigh! that thia person can bench press after 6 weeks of weight ing? bs Round to the nearest whole number as needed ) nter your ansver n each of the answer boxes ample Tests and Quzzes

Explanation / Answer

w(t) = 260 - 140 e^-0.4t

a) maximum weight that the person can bench pass initially is plug t = 0

w(t) = 260 - 140 e^-0.4(0)

w(t) = 120 lbs

b) maximum weight after 4 weeks is

w(t) = 260 - 140 e^-0.4(4)

232 lbs

c) after 6 weeks

w(t) = 260 - 140 e^-0.4(6)

= 247 lbs

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