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The sides of a square are 3^2/7 inches long. What is the area of the square?

A. 9^4/7 square inches

B. 3^4/7 square inches

C. 3^4/49 square inches

D. 9^4/49 square inches

Respuesta :

The area is (3^{2/7} )^2[/tex], or (3^2/7)*(3^2/7). Then you add the exponents: 3^(2/7+2/7) or 3^4/7,Therefore, yes, the answer is B, three to the power of four sevenths square inches. 

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