IIT JAM
profile-img
Aditi agrawal Asked a Question
July 6, 2020 7:45 pmpts 30 pts
  • IIT JAM
  • Physics (PH)

Please solve question 6.

WIIere nm AIS 6. Find the roots of the equation x + 8 = 0. Ans. 2 cos +i sin | | where n - 0, 1, 2. 3
  • 2 Answer(s)
Answer Now
  • 0 Likes
  • 3 Comments
  • Shares
  • Deepak singh thankyou
    see attached
    • cropped-1900111858.jpg
    Likes(1) Reply(1)
    Deepak singh
    any doubt please ask
  • Ravi prakash yadav Best Answer
    x^3=-8 has solution x=-2. But it's a cubic equation hence it will have three roots. It's other two roots are complex no.s. In order to find that simply write x in Euler form and so...
    Show more
    • cropped126533593055848996.jpg
    Likes(0) Reply(0)
  • Vaishnavi rajora
    see this
    • cropped4313160370776502050.jpg
    Likes(1) Reply(0)