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题目内容 (请给出正确答案)

能正确表示代数式的C语言表达式是( )

A.3*xn/(2*x-1)

B.3*x**n/(2*x-1)

C.3*pow(x,n)*(1/(2*x-1))

D.3*pow(n,x)/(2*x-1)


参考答案

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