Ask Question
1 January, 12:00

8. Find all the real fourth roots of 256

+1
Answers (1)
  1. 1 January, 12:12
    0
    X^4=256

    x^4-256=0

    (x^2) ^2 - (16) ^2=0

    (x^2+16) (x^2-16) = 0

    either x^2+16=0

    it gives complex roots.

    or x^2-16=0

    or x^2-4^2=0

    (x+4) (x-4) = 0

    either x+4=0, x=-4

    or x-4=0

    x=4
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “8. Find all the real fourth roots of 256 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers