vanawere8550 vanawere8550
  • 26-02-2020
  • Mathematics
contestada

One root of the equation x²-8x+m=0 is three times the other root,find the value of m​

Respuesta :

fahadisahadam
fahadisahadam fahadisahadam
  • 27-02-2020

m=12

x^2-8x+12=0

The solution is in the attachment

Ver imagen fahadisahadam
Answer Link
nwandukelechi nwandukelechi
  • 27-02-2020

Answer:

Step-by-step explanation:

let x and y be the roots of x^2 - 8x + m

Let x = x

y = 3x

x + y = 8

x + 3x = 8;

x × y = m

x × 3x = m

then

4x = 8 and 3x^2 = m

x = 2

m = 3(2)^2

= 3 × 4

= 12.

Answer Link

Otras preguntas

There is no major difference between writing fiction and nonfiction. True False
There are 24 balls in a large bin. Two out of every three are basketball. The rest are footballs. How many basketballs are in the bin?
A comma may be useful after introductory phrases because __________.
How did farmers fare during the depression? What environmental conditions contribute to their plight?
if 75% of a number is 60, what is 20% of the number
Wat is the scientific notation for 0.00000012 and 0.000005008
Solve the following system by graphing 3x-y=5 X+2y=-3
How do you write 26,373 in scientific notation?
seven less than twice a number is 11. find the number
This person's performence at the 1936 olympics games made him famous