mathcalculus
posted by Shreya .
which of following statements is false
1. The absolute value of a real number is the principal square root of the square of the number.
2. The absolute value of a real number is the distance of the number from zero on a number line.
3. The absolute value of a real number can never be negative.
I thought it be statement 2, and 3 but it also number 1, and i not real understand what that statement means.
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