Advanced MathEasyPositive solution of a simple square equation
Advanced Math practice question
The equation x² = 100 has two solutions. What is the positive one?
Answer: 10
10² = 100 (and so does (−10)²).
Common wrong answers
- If you answered 50
- 50 halves 100 instead of taking the square root.
- If you answered 1000
- 1000 multiplies by 10.
- If you answered -10
- −10 is the negative solution.
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