function

[DanieldeLucena]

Solve, in R, the equation |2x+5|= -4x+1
Answer : S={-2/3
[attachment=0:9iup6m50]função modular.JPG[/attachment:9iup6m50]

So he disregard x=3 because -4x+1>=0 so X<=1/4

Am I right ??? I would like to know If I'm right or wrong ....

Thanks

 

[Deleted member 4993]

Solve, in R, the equation |2x+5|= -4x+1
Answer : S={-2/3
[attachment=0:3zw2p47a]função modular.JPG[/attachment:3zw2p47a]

So he disregard x=3 because -4x+1>=0 so X<=1/4

Am I right ??? I would like to know If I'm right or wrong ....

Thanks

Looks good to me ...

 

[DanieldeLucena]

thanks man

 

[mmm4444bot]

x = 3 is a solution of |2x + 5| = |-4x + 1|.