Answer to Question #197458 in Algebra for Andu

Question #197458

Given y = 3/(5√x) . The expression for y² is:

A. 6/(10x²)

B. 9/(25x²)

C. 6/(10x)

D. 9/(25x)

Expert's answer

"y^2=\\big(\\dfrac{3}{5\\sqrt{x}}\\big)^2=\\dfrac{3^2}{5^2(\\sqrt{x})^2}=\\dfrac{9}{25x}, x>0"

D. 9/(25x)

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