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Diegoll
@Diegoll
July 2022
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Resolva as inequações
a) x-6<0
b)x+2>0
c)3x-9<0
d)2a+6>0
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emicosonia
Resolva as inequações
a) x-6<0
x - 6 < 0
x < + 6
x < 6
6
/\/\/\/\/\/\/\/\O----------------------->
V = { x ∈ R| x < 6} = ] ₋∞, 6[
b)x+2>0
x + 2 > 0
x > - 2
2
--------------------O/\/\/\/\/\/\/\/\/\>
V = { x ∈ R| -2 < x} = ]-2, ∞⁺[
c)3x-9<0
3x - 9 < 0
3x < + 9
x < 9/3
x < 3
3
/\/\/\/\/\/\/\/\O-------------------->
V = { x ∈ R| x < 3} = ]₋∞, 3[
d)2a+6>0
2a + 6 > 0
2a > - 6
a > -6/2
a > - 3
3
------------------O/\/\/\/\/\/\/\/\/\/\>
V = { a ∈ R| -3 < a } = ] -3, ∞⁺[
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a) x-6<0
x - 6 < 0
x < + 6
x < 6
6
/\/\/\/\/\/\/\/\O----------------------->
V = { x ∈ R| x < 6} = ] ₋∞, 6[
b)x+2>0
x + 2 > 0
x > - 2
2
--------------------O/\/\/\/\/\/\/\/\/\>
V = { x ∈ R| -2 < x} = ]-2, ∞⁺[
c)3x-9<0
3x - 9 < 0
3x < + 9
x < 9/3
x < 3
3
/\/\/\/\/\/\/\/\O-------------------->
V = { x ∈ R| x < 3} = ]₋∞, 3[
d)2a+6>0
2a + 6 > 0
2a > - 6
a > -6/2
a > - 3
3
------------------O/\/\/\/\/\/\/\/\/\/\>
V = { a ∈ R| -3 < a } = ] -3, ∞⁺[