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

Which of the following best describes fallacies? A.Fallacies rely on incorrect inferences. B.All fallacies rely on overgeneralizing. C.Fallacies are also called
Using a reference to someone or something that is well known is called _____. allusion, illusion, personification, immortalizing
The rhyme scheme of Shakespeare' s sonnets is a. ABBA CDDC EFFE GG. b. AABB CCDD EEFF GG. c. ABCD ABCD ABCD GG. d. ABAB CDCD EFEF GG.
Why do you think Kahlo's parents might sometimes have been exasperated with Frida?
The vote of the people is called the?
how do you write .006 in word form
What main impact did Andrew Jackson have on the geography of the Southern states?
but can you reduce 18/25
The strength of an electric field depends on the A. amount of charge that produced the field. B. distance from the charge. C. amount of charge on a test charg
A quarter is 1/4 dollar. Nonny has 28 quarters. how much money does she have?