Since You Cannot Take the Square Root of a Negative

question 45

Multiple Choice

Since you cannot take the square root of a negative number, which of the following could you use to find the square root of the variable x?

• A) Math.sqrt(x*x);
• B) Math.sqrt((int)x);
• C) Math.sqrt(Math.abs(x));
• D) Math.abs(Math.sqrt(x));
• E) Math.sqrt(-x);

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