Fhuo683
Fhuo683 Fhuo683
  • 03-11-2016
  • Mathematics
contestada

If the equation x² - kx - 36 = 0 has x = 12 as one root, what is the value of k?

Respuesta :

bgunn12345678
bgunn12345678 bgunn12345678
  • 03-11-2016
To solve for k, just plug in the x provided:

12^2 - k(12) - 36 = 0

144 - k(12) = 36

-k(12) = 1/4

k = -1/48
Answer Link

Otras preguntas

help fast please how far does light travel per second?
solve 6 X + 1 / 3+1=×-3/6​
Prior to invention of the telegraph, weather observations could not be made over large enough distances to recognize regional weather patterns. After the telegr
The equation is________ Solve the equation x=________
f(t)= 102,000/1+4400e^-t
2x = 5x - 10 is equivalent to -3x = -10. True or false
How does reflection help me
How did the Age of Exploration contribute to the rise of a con economy? A. It reduced the economic importance of natural resources compared to manufactured good
How did Andrew Johnson's behavior in office influence the events of the Reconstruction era? A. Johnson's behavior and use of the veto prevented Republicans fro
I need answering ASAP please and thank you