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• Nancy Pérez• Marisol Sánchez
inecuaciones
Daremos solución a varias inecuaciones
3x+9>53x >5-93x>-4x> x> -1.33
S= (-1.33,+
1.
3x< 5-6 3x<-1 x< x<-0.33
2.
S= (-
3.
𝑥>−28
𝑥>−14
𝑥>−0.25
S= ( -0.25+
4. +
15 𝑥≥8−
94
15 𝑥≥1.75
𝑥≥8.75
S= [
5. −85 𝑥−14≤−2
−304 ≤𝑥
−152 ≤𝑥
−7.5≤ 𝑥
S=[-7.5, +
6.4
−4≤5 𝑥
-0.8
S= [-0.8,
7. -
a: 1 b: -1c: -6 CASO I
∩
S=
CASO II
∩
S=
S2=(-2+
SF= S1= ∪ S2=(-2+
S=(-
CEMENTERIO
CEMENTERIO
-58.
a: 1 b: -5 c: -24
Sf: (
S= 𝑆=(8 , ∞)
Sf
Sf∪Sf: (
18 𝑥−3 𝑥2>0
9.
S=
-
X1,2=
X1,2=
X1,2=
X1,2=
X1= = 1.5
X2= = -0.33
10.
a: 6 b:-7 c:-3
CASO I
∩
Sf.
CASO II
S1= ( S2= (
Sf =(−∞ ,−0.33 ¿
Sf. ∪ Sf .(−∞ ,−0.33 ¿
-
CEMENTERIO
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