richmayor richmayor
  • 02-05-2019
  • Mathematics
contestada

the roots of the equation x² + rx+s=0 are ⅔ and -3, find the value of r and s​

Respuesta :

vincy54 vincy54
  • 02-05-2019

Formula: Sum of roots = -b/a

-3 + 2/3 = -r/1

-7/3 = -r

r = 7/3

Formula: Product of roots = c/a

-3(2/3) = s/1

-2 = s

s = -2

Answer Link

Otras preguntas

If Walt can paint 25 feet of fence in an hour, and Joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150-foot fence, if they work
Find the value of x.  Round to nearest hundredth if necessary.
What are the 3 features of a typical seigneurie
What is biogeography and what does it provide?
What are the 3 features of a typical seigneurie
Dominick lives 1 3/4 miles from his school.  If his mother drives him half the way, how far will Dominick have to walk to get to school?
What is the mean of 87, 93, 86, 90, and 84?
If Walt can paint 25 feet of fence in an hour, and Joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150-foot fence, if they work
which factor made the most difference in how agriculture affected the economies of the colonies?
which seismic wave moves through earth at the fastest speed?