vickychan2003twin
vickychan2003twin vickychan2003twin
  • 02-08-2021
  • Mathematics
contestada

6x2 - 7x - 5 =0

Let x = j and x = k be solutions to the equation above, with j > k. What is the value of j - k?

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 13-08-2021

9514 1404 393

Answer:

  j-k = 13/6

Step-by-step explanation:

The quadratic formula tells you the two solutions are ...

  x = (-b/(2a)) ±√(b² -4ac)/(2a)

The difference between these solutions is ...

  j-k = √(b² -4ac)/a

  j-k = √((-7)² -4(6)(-5))/6 = √(49 +120)/6 = √169/6

  j-k = 13/6

Answer Link

Otras preguntas

Simplify 6 x times the fraction 1 over x to the power of negative 5 times x to the power of negative 2. 6x 6x−4 6 6x4
what is the point of discontinuity of x-2/x-4
Consider the initial value problem my′'+ c y′+ k y=F(t),y(0)=0,y,(0)=0 modeling the motion of a spring-mass-dashpot system initially at rest and subjected to an
Why the aggregate demand curve slopes downward The following graph shows the aggregate demand (AD) curve in a hypothetical economy. At point A, the price level
TEN POINTS!!!! if f(x)= 2x-6 and g(x)=x^3,what is (g o f)(6)?
1- Define a Hubble telescope ?
Evaluate the function for the given values of x. -3x+7 for x < -1 g(x) = x²+2 for -1 5 for x>4 g(-1)=
how to find the angel in trigonometry when all the lengths of the right angled triangle already given.
pweeze help me :(thank you​
A car depreciates in value by 16% per year. If the original value of the car was £28,000 workout the value of the car after 8 years