Advanced MathEasyEquation solved by x = 3
Advanced Math practice question
Which of the following equations has x = 3 as a solution?
- A. x² = 9Correct
- B. x² = 6
- C. 2ˣ = 6
- D. x³ = 9
Answer: A. x² = 9
3² = 9.
Why the other answers are wrong
- B. x² = 6
- 3² = 9, not 6.
- C. 2ˣ = 6
- 2³ = 8, not 6.
- D. x³ = 9
- 3³ = 27, not 9.
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