Question

inecuaciones grado 11

Answer 1

*x²+7x>-10
x²+7x+10>0
x       +5
x       +2

(x+5)(x+2)

x+5>0
x>-5

x+2>0
x>-2

*-3x+6>-9
-3x>-15
x>5

c.s:{6;7;....;+∞}

*-12x-8<16
-12x<24
x<-24/12
x<-2
ó
x>2

*5x-29>|
5x>30
x>6
c.s:{7;8;....;+∞}

*6x-3<9
6x<12
x<2

c.s:{1;...;-∞}