试题与答案

将数学表达式写成VBA的表达式,正确的形式是( )。 A.x^(2*n))4*y^

题型:单项选择题

题目:

将数学表达式

写成VBA的表达式,正确的形式是( )。

A.x^(2*n))4*y^n

B.x^(2n))(4y^n)

C.x^(2*n))(4*^yn)

D.x(2n))4y^n

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析:由尼古拉兹阻力曲线图可知,在紊流粗糙区。

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