Ggrey2020 Ggrey2020
  • 01-01-2021
  • Mathematics
contestada

solve for x. Enter your answer in interval notation using grouping symbols. x^2+9x<-20

solve for x Enter your answer in interval notation using grouping symbols x29xlt20 class=

Respuesta :

oppongbright615
oppongbright615 oppongbright615
  • 01-01-2021

Step-by-step explanation:

x^2+9x<-20

x^2+9x+20<0

( x+5)(x+4)<0

x+5<0,x+4<0

x<-4 (because x<-5 is extraneous solution)

Answer Link

Otras preguntas

find the area and perimeter of the rectangle √24 wide and √160 long
Simply 3m/9m^2-1 -1/2(3m+1)
V = r^2h/3 Please solve fastly thank you very much!!
A pool manager balances the pH level of a pool. The price of a bucket of chlorine tablets is $90, and the price of a pH test kit is $11. The manager uses a coup
How did the Minneapolis department of public relief provide relief to people during the Great Depression
Meaning of Learnership
Consider the line y=-6x+4 Find the equation of the line that is parallel to this line and passes through the point (-5, -5) Find the equation of the line that
A circuit with a battery, a 7 ohms resistor, a 17 ohms resistor, and a 29 ohms resistor in series. The total current is the system is 1.0 A. What is the voltage
Tengo algunas maletas para factuar
Which use of the Internet could have a negative impact on a company's competitive position?