题目

下列计算不正确的是( *  ) A、(3×105)2=9×1010                B、(-2x)3=-8x3      C、(a2)3 • a4 = a9                D、3x2y • (-2xy3)=-6x3y4 答案:C【2013丹东】 —Excuse me, is there ______ bank near here?—Yes, it’s over there, next to ______ hotel.A. an, the B. the, anC. a, the D. the, a
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