Question

http://newton.matem.unam.mx:8080/ejercicios/desigualdades/p0118.gif

Answer 1

(w+9)(w+2)<0
So it should be
(w+9)<0 and (w+2)<0 right?

Answer 2

i think u have to change the less than sign into an equal sign

Answer 3

This is the answer http://newton.matem.unam.mx:8080/ejercicios/desigualdades/01181.gif

Answer 4

and solve the parenthesis separetly by making it equal to zero

Answer 5

and that leaved you with two numbers that might equal to zero

Answer 6

leaves*

Answer 7

i mean that might be less than zero

Answer 8

brb

Answer 9

What I did is that:
w+9<0
w<-9

and
w+2<0
w<-2

But the answer is
-9<w<-2

Answer 10

yes!!!!!!
u did it right