actividad 3b carlos j bianchi
TRANSCRIPT
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8/19/2019 Actividad 3B Carlos J Bianchi
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Carlos Javier Bianchi
Actividad 3B
AP 25 A
3 x+7
x−2 =0
3 x+7=0∗( x−2)
3 x+7=0
3 x=−7
x=−7
3
AP 28 A
10 x−2−3=0
10 x−2=3
x−2log10=log3
x−2=log 3
log 10
x=log3
log10+2
x=¿ 2,47712125
AP 36 A
4 x2−24 x=−36
4 x2
−24 x+36=0
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8/19/2019 Actividad 3B Carlos J Bianchi
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Carlos Javier Bianchi
−6¿¿
(2 x )2−6∗2∗2 x+¿
(2 x−6)2 =0
x=3
AP 41 A
x+16
x
=8
x+16
x
=8
x2+16
x
=8
x2+16=8 x
x2+16−8 x=0
( x−4)2 =0
x=4