16Hit1600
Advanced MathEasyPositive root of x squared minus 100

Advanced Math practice question

What is the positive value of x for which x² − 100 = 0?

Answer: 10

x² = 100, so x = 10.

Common wrong answers

If you answered 50
50 halves 100.
If you answered 100
100 is x².
If you answered -10
−10 is the negative root.

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