Respostas

2013-09-28T10:22:40-03:00
L=2.40² +4000 

L= 7200
2013-09-28T10:34:31-03:00
L=2 q^{2}+100q  para q=40
L=2. 40^{2} +100.40
L=2.1600+4000
L=3200+4000
L=7200
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