Ask Question
23 May, 02:54

If x=9 is a solution of the equation x² - a=0, which of the following is a solution of x^4 - a=0?

A: - 81

B: - 3

C: 0

D: 9

E: 81

+3
Answers (1)
  1. 23 May, 03:39
    0
    X² - a = 0. If x = 9, then:

    9² - a = 0 or 81 = a

    So a = 81 (E)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “If x=9 is a solution of the equation x² - a=0, which of the following is a solution of x^4 - a=0? A: - 81 B: - 3 C: 0 D: 9 E: 81 ...” in 📙 SAT if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers