Which Is the Java Equivalent of the Following Mathematical Expression

question 110

Multiple Choice

Which is the Java equivalent of the following mathematical expression? c = √(a² + b²)

• A) c = Math.sqrt(a * 2 + b * 2);
• B) c = Math.sqrt(a * 2) + Math.sqrt(b * 2);
• C) c = Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2));
• D) c = Math.sqrt(Math.pow(a, 2)) + Math.sqrt(Math.pow(b, 2));

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Definitions:

Linearly Related

A term describing two or more variables that change together in a way that can be represented with a straight line in a graph.

Spearman Rank Correlation

A statistic used to measure the strength and direction of association between two ranked variables.

Pearson Correlation

A measure of the linear correlation between two variables X and Y, giving a value between -1 and 1.

Positive Correlation

The relationship between two variables where both variables move in the same direction.